{
  "meta": {
    "api_version": "v1",
    "edition": "2026.1",
    "generated_at": "2026-09-02T08:23:06.575Z",
    "license": "CC-BY-4.0",
    "license_url": "https://creativecommons.org/licenses/by/4.0/",
    "attribution_required": true,
    "attribution": "Real Dental Costs — https://realdentalcosts.com",
    "doi": "https://doi.org/10.5281/zenodo.20531728",
    "methodology": "https://realdentalcosts.com/en/methodology/",
    "docs": "https://realdentalcosts.com/en/api/",
    "disclaimer": "Independent pricing and market research. NOT medical, dental or insurance advice.",
    "source": "HHS/CMS Medicaid Provider Spending by HCPCS (T-MSIS), version 2026-02-09 (federal government work; attribution by courtesy)",
    "source_url": "https://opendata.hhs.gov/datasets/medicaid-provider-spending/",
    "dataset_doi": "https://doi.org/10.7910/DVN/7F2BZI",
    "dataset": "Medicaid dental paid per claim line by CDT code and state, 2018-2024",
    "geolocation": "Provider NPI (servicing, else billing) joined to NPPES August 2026 practice address; 99.4% of dental lines matched",
    "suppression": "HHS publishes a provider x code x month cell only if >= 12 claim lines AND >= 12 patients",
    "measure": "paid_per_line_wavg = sum(paid)/sum(claim lines); median_cell/p25/p75 = distribution of paid/lines across published cells",
    "period_note": "2024 preliminary; CHIP included; FFS + managed-care encounters; outpatient/professional only",
    "generated": "2026-08-22",
    "generated_by": "scripts/gen_medicaid_paid.py (DuckDB, outside the build)",
    "license_derived": "CC BY 4.0 (Real Dental Costs derived tables)",
    "labels_note": "Procedure labels are Real Dental Costs' own wording; CDT descriptors are copyright ADA and are not reproduced."
  },
  "code": "D3330",
  "label": "molar root canal",
  "label_note": "Procedure label written by Real Dental Costs; CDT code cited by number only (CDT descriptors are © American Dental Association).",
  "price_type": "medicaid_paid",
  "measure": "Medicaid paid amount per claim line (sum of paid / sum of claim lines), USD. Paid ≠ allowed ≠ charge; not a consumer price.",
  "provenance": {
    "price_type": "medicaid_paid",
    "basis": "observed",
    "source_id": "hhs_tmsis_medicaid_provider_spending_2026_02_09",
    "source": "HHS/CMS Medicaid Provider Spending by HCPCS (T-MSIS), v2026-02-09; provider NPI → state via NPPES (Aug 2026)",
    "source_url": "https://opendata.hhs.gov/datasets/medicaid-provider-spending/",
    "observation_type": "Medicaid paid per claim line, code D3330 (FFS + managed-care encounters + CHIP; cells suppressed below 12 lines / 12 patients)",
    "period": "2023-2024",
    "period_end": "2024-12",
    "sample_n": 347421,
    "geo_level": "national",
    "updated": "2026-08-23",
    "modeled": false,
    "confidence": 74,
    "confidence_note": "Paid amount per claim line, not an allowed amount or a consumer price; managed-care states may report nominal amounts; 2024 is preliminary."
  },
  "national": {
    "period": "2023-2024",
    "paid_per_line_wavg": 516.24,
    "median_cell": 463.4,
    "p25": 452.82,
    "p75": 666.25,
    "lines": 347421,
    "patients": 307161,
    "n_providers": 1626,
    "n_cells": 13351,
    "by_year": {
      "2018": {
        "paid_per_line_wavg": 443.37,
        "median_cell": 462.28,
        "p25": 375.73,
        "p75": 500,
        "lines": 57883,
        "patients": 48983,
        "n_providers": 517,
        "n_cells": 2285
      },
      "2019": {
        "paid_per_line_wavg": 465.01,
        "median_cell": 463.4,
        "p25": 385.4,
        "p75": 533.63,
        "lines": 65959,
        "patients": 57229,
        "n_providers": 550,
        "n_cells": 2664
      },
      "2020": {
        "paid_per_line_wavg": 461.18,
        "median_cell": 463.4,
        "p25": 379.02,
        "p75": 525,
        "lines": 58516,
        "patients": 51077,
        "n_providers": 548,
        "n_cells": 2484
      },
      "2021": {
        "paid_per_line_wavg": 467.49,
        "median_cell": 463.4,
        "p25": 390.76,
        "p75": 546.77,
        "lines": 96596,
        "patients": 86028,
        "n_providers": 786,
        "n_cells": 4018
      },
      "2022": {
        "paid_per_line_wavg": 496.99,
        "median_cell": 463.4,
        "p25": 420.67,
        "p75": 625.04,
        "lines": 125691,
        "patients": 110494,
        "n_providers": 885,
        "n_cells": 4781
      },
      "2023": {
        "paid_per_line_wavg": 514.11,
        "median_cell": 463.4,
        "p25": 447.76,
        "p75": 650.7,
        "lines": 174897,
        "patients": 154847,
        "n_providers": 1176,
        "n_cells": 6558
      },
      "2024": {
        "paid_per_line_wavg": 518.4,
        "median_cell": 463.4,
        "p25": 457.3,
        "p75": 680.04,
        "lines": 172524,
        "patients": 152314,
        "n_providers": 1267,
        "n_cells": 6793
      }
    }
  },
  "cash_benchmark": {
    "procedure_id": "rootcanal",
    "procedure_slug": "root-canal",
    "label": "Root canal",
    "national_low_usd": 500,
    "national_avg_usd": 1100,
    "national_high_usd": 1500,
    "basis": "estimated",
    "url": "https://realdentalcosts.com/api/v1/procedure/root-canal.json",
    "ratio_cash_avg_to_medicaid_paid": 2.1
  },
  "states": [
    {
      "state": "Alaska",
      "code": "AK",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 594.87,
        "median_cell": 640.8,
        "p25": 511.19,
        "p75": 698.3,
        "lines": 233,
        "patients": 203,
        "n_providers": 2,
        "n_cells": 14
      },
      "confidence": 79,
      "official_fee": null,
      "by_year": {
        "2018": {
          "paid_per_line_wavg": 574.66,
          "median_cell": 595.8,
          "p25": 517.51,
          "p75": 632.79,
          "lines": 265,
          "patients": 224,
          "n_providers": 2,
          "n_cells": 13
        },
        "2019": {
          "paid_per_line_wavg": 579.34,
          "median_cell": 576.15,
          "p25": 551.82,
          "p75": 620.45,
          "lines": 182,
          "patients": 158,
          "n_providers": 2,
          "n_cells": 8
        },
        "2020": {
          "paid_per_line_wavg": 497.05,
          "median_cell": 515.94,
          "p25": 455.56,
          "p75": 583.34,
          "lines": 243,
          "patients": 185,
          "n_providers": 2,
          "n_cells": 12
        },
        "2021": {
          "paid_per_line_wavg": 551.48,
          "median_cell": 533.92,
          "p25": 521.46,
          "p75": 581.36,
          "lines": 253,
          "patients": 213,
          "n_providers": 1,
          "n_cells": 11
        },
        "2022": {
          "paid_per_line_wavg": 531.99,
          "median_cell": 556.98,
          "p25": 511,
          "p75": 575.21,
          "lines": 186,
          "patients": 142,
          "n_providers": 1,
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        },
        "2023": {
          "paid_per_line_wavg": 569.18,
          "median_cell": 602.54,
          "p25": 505.14,
          "p75": 658.64,
          "lines": 140,
          "patients": 118,
          "n_providers": 2,
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        },
        "2024": {
          "paid_per_line_wavg": 633.54,
          "median_cell": 693.12,
          "p25": 560.61,
          "p75": 711.41,
          "lines": 93,
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          "n_providers": 1,
          "n_cells": 6
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      }
    },
    {
      "state": "Alabama",
      "code": "AL",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 463.72,
        "median_cell": 533.04,
        "p25": 422.31,
        "p75": 610.64,
        "lines": 3376,
        "patients": 2570,
        "n_providers": 17,
        "n_cells": 138
      },
      "confidence": 82,
      "official_fee": null,
      "by_year": {
        "2018": {
          "paid_per_line_wavg": 382.21,
          "median_cell": 470.57,
          "p25": 387,
          "p75": 484.36,
          "lines": 407,
          "patients": 337,
          "n_providers": 9,
          "n_cells": 20
        },
        "2019": {
          "paid_per_line_wavg": 459.66,
          "median_cell": 471.13,
          "p25": 437.69,
          "p75": 494.88,
          "lines": 498,
          "patients": 448,
          "n_providers": 6,
          "n_cells": 26
        },
        "2020": {
          "paid_per_line_wavg": 477.03,
          "median_cell": 493.06,
          "p25": 464.51,
          "p75": 516,
          "lines": 356,
          "patients": 333,
          "n_providers": 4,
          "n_cells": 18
        },
        "2021": {
          "paid_per_line_wavg": 506.67,
          "median_cell": 527.06,
          "p25": 499.8,
          "p75": 567.6,
          "lines": 715,
          "patients": 641,
          "n_providers": 9,
          "n_cells": 38
        },
        "2022": {
          "paid_per_line_wavg": 493.36,
          "median_cell": 518.88,
          "p25": 469.51,
          "p75": 567.6,
          "lines": 1144,
          "patients": 1014,
          "n_providers": 10,
          "n_cells": 54
        },
        "2023": {
          "paid_per_line_wavg": 484.45,
          "median_cell": 521.05,
          "p25": 428.75,
          "p75": 567.6,
          "lines": 1570,
          "patients": 1256,
          "n_providers": 15,
          "n_cells": 67
        },
        "2024": {
          "paid_per_line_wavg": 445.69,
          "median_cell": 555.79,
          "p25": 391.88,
          "p75": 638.67,
          "lines": 1806,
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          "n_providers": 11,
          "n_cells": 71
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      }
    },
    {
      "state": "Arkansas",
      "code": "AR",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 519.17,
        "median_cell": 552.57,
        "p25": 479.84,
        "p75": 562.79,
        "lines": 244,
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        "n_cells": 15
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      "confidence": 81,
      "official_fee": null,
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        "2018": {
          "paid_per_line_wavg": 568.63,
          "median_cell": 567.34,
          "p25": 565,
          "p75": 569.67,
          "lines": 36,
          "patients": 33,
          "n_providers": 1,
          "n_cells": 2
        },
        "2020": {
          "paid_per_line_wavg": 559.49,
          "median_cell": 559.49,
          "p25": 559.49,
          "p75": 559.49,
          "lines": 15,
          "patients": 14,
          "n_providers": 1,
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        },
        "2022": {
          "paid_per_line_wavg": 498.17,
          "median_cell": 499.15,
          "p25": 491.81,
          "p75": 506.48,
          "lines": 30,
          "patients": 30,
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        },
        "2023": {
          "paid_per_line_wavg": 543.16,
          "median_cell": 563.6,
          "p25": 501.69,
          "p75": 599.45,
          "lines": 76,
          "patients": 71,
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        },
        "2024": {
          "paid_per_line_wavg": 508.32,
          "median_cell": 522.49,
          "p25": 476.54,
          "p75": 558.59,
          "lines": 168,
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          "n_cells": 10
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      }
    },
    {
      "state": "Arizona",
      "code": "AZ",
      "quality_flag": "nominal_amounts_suspected",
      "quality_evidence": "Managed-care encounters likely carry nominal paid amounts: D0120 median 7$ vs US 26$; D1110 median 14$ vs US 47$; D2392 median 33$ vs US 79$",
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 212.9,
        "median_cell": 159.29,
        "p25": 68.27,
        "p75": 276.55,
        "lines": 4138,
        "patients": 3761,
        "n_providers": 26,
        "n_cells": 205
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      "confidence": 76,
      "official_fee": null,
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        "2018": {
          "paid_per_line_wavg": 173.18,
          "median_cell": 139.75,
          "p25": 59.35,
          "p75": 244.8,
          "lines": 987,
          "patients": 815,
          "n_providers": 13,
          "n_cells": 36
        },
        "2019": {
          "paid_per_line_wavg": 305.74,
          "median_cell": 265.14,
          "p25": 96.76,
          "p75": 379.02,
          "lines": 1686,
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          "n_cells": 55
        },
        "2020": {
          "paid_per_line_wavg": 294.45,
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          "p25": 124.51,
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          "n_cells": 95
        },
        "2021": {
          "paid_per_line_wavg": 209.42,
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          "p75": 319.35,
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          "n_cells": 129
        },
        "2022": {
          "paid_per_line_wavg": 183.91,
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          "p25": 101.43,
          "p75": 283.59,
          "lines": 2362,
          "patients": 2126,
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        },
        "2023": {
          "paid_per_line_wavg": 196.48,
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          "p25": 46.87,
          "p75": 262.59,
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          "patients": 2082,
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        },
        "2024": {
          "paid_per_line_wavg": 232.98,
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          "p25": 81.83,
          "p75": 297.57,
          "lines": 1861,
          "patients": 1679,
          "n_providers": 19,
          "n_cells": 95
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      }
    },
    {
      "state": "California",
      "code": "CA",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 492.64,
        "median_cell": 463.4,
        "p25": 463.4,
        "p75": 463.4,
        "lines": 114367,
        "patients": 103891,
        "n_providers": 519,
        "n_cells": 4532
      },
      "confidence": 86,
      "official_fee": null,
      "by_year": {
        "2018": {
          "paid_per_line_wavg": 464.52,
          "median_cell": 463.4,
          "p25": 455.68,
          "p75": 463.4,
          "lines": 16975,
          "patients": 15077,
          "n_providers": 152,
          "n_cells": 678
        },
        "2019": {
          "paid_per_line_wavg": 475.51,
          "median_cell": 463.4,
          "p25": 463.4,
          "p75": 463.4,
          "lines": 22992,
          "patients": 20309,
          "n_providers": 185,
          "n_cells": 875
        },
        "2020": {
          "paid_per_line_wavg": 493.7,
          "median_cell": 463.4,
          "p25": 463.4,
          "p75": 463.4,
          "lines": 19453,
          "patients": 17214,
          "n_providers": 171,
          "n_cells": 804
        },
        "2021": {
          "paid_per_line_wavg": 479.36,
          "median_cell": 463.4,
          "p25": 463.4,
          "p75": 463.4,
          "lines": 30080,
          "patients": 27055,
          "n_providers": 239,
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        },
        "2022": {
          "paid_per_line_wavg": 486.3,
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          "p25": 463.4,
          "p75": 463.4,
          "lines": 36661,
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        },
        "2023": {
          "paid_per_line_wavg": 491.91,
          "median_cell": 463.4,
          "p25": 463.4,
          "p75": 463.4,
          "lines": 55480,
          "patients": 50686,
          "n_providers": 374,
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        },
        "2024": {
          "paid_per_line_wavg": 493.32,
          "median_cell": 463.4,
          "p25": 463.4,
          "p75": 463.4,
          "lines": 58887,
          "patients": 53205,
          "n_providers": 423,
          "n_cells": 2313
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      }
    },
    {
      "state": "Colorado",
      "code": "CO",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 592.83,
        "median_cell": 486.76,
        "p25": 465.1,
        "p75": 1086.18,
        "lines": 1936,
        "patients": 1823,
        "n_providers": 28,
        "n_cells": 114
      },
      "confidence": 76,
      "official_fee": null,
      "by_year": {
        "2018": {
          "paid_per_line_wavg": 452.02,
          "median_cell": 448.8,
          "p25": 439.34,
          "p75": 453.34,
          "lines": 717,
          "patients": 694,
          "n_providers": 6,
          "n_cells": 42
        },
        "2019": {
          "paid_per_line_wavg": 452.11,
          "median_cell": 453.15,
          "p25": 445.35,
          "p75": 456.58,
          "lines": 534,
          "patients": 460,
          "n_providers": 5,
          "n_cells": 29
        },
        "2020": {
          "paid_per_line_wavg": 456.05,
          "median_cell": 452.01,
          "p25": 444.95,
          "p75": 470.15,
          "lines": 430,
          "patients": 409,
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        },
        "2021": {
          "paid_per_line_wavg": 450.75,
          "median_cell": 460.47,
          "p25": 446.85,
          "p75": 463.31,
          "lines": 279,
          "patients": 270,
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        },
        "2022": {
          "paid_per_line_wavg": 467.03,
          "median_cell": 463.66,
          "p25": 455.52,
          "p75": 472.58,
          "lines": 412,
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        },
        "2023": {
          "paid_per_line_wavg": 438.7,
          "median_cell": 482.4,
          "p25": 463.01,
          "p75": 486.76,
          "lines": 676,
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        },
        "2024": {
          "paid_per_line_wavg": 675.52,
          "median_cell": 486.76,
          "p25": 470.91,
          "p75": 1109.31,
          "lines": 1260,
          "patients": 1190,
          "n_providers": 20,
          "n_cells": 73
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      }
    },
    {
      "state": "Connecticut",
      "code": "CT",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 580.04,
        "median_cell": 706.18,
        "p25": 536.37,
        "p75": 775.83,
        "lines": 5709,
        "patients": 4122,
        "n_providers": 35,
        "n_cells": 223
      },
      "confidence": 82,
      "official_fee": null,
      "by_year": {
        "2018": {
          "paid_per_line_wavg": 394.28,
          "median_cell": 406.18,
          "p25": 344.61,
          "p75": 456.33,
          "lines": 1731,
          "patients": 1165,
          "n_providers": 9,
          "n_cells": 59
        },
        "2019": {
          "paid_per_line_wavg": 428.84,
          "median_cell": 440.72,
          "p25": 352.5,
          "p75": 512.36,
          "lines": 1550,
          "patients": 1150,
          "n_providers": 11,
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        },
        "2020": {
          "paid_per_line_wavg": 397.38,
          "median_cell": 399.17,
          "p25": 289.27,
          "p75": 454.18,
          "lines": 1022,
          "patients": 727,
          "n_providers": 14,
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        },
        "2021": {
          "paid_per_line_wavg": 433.98,
          "median_cell": 427.5,
          "p25": 317.92,
          "p75": 564.04,
          "lines": 2053,
          "patients": 1550,
          "n_providers": 22,
          "n_cells": 90
        },
        "2022": {
          "paid_per_line_wavg": 562.15,
          "median_cell": 643.28,
          "p25": 455,
          "p75": 769.12,
          "lines": 2020,
          "patients": 1547,
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        },
        "2023": {
          "paid_per_line_wavg": 611.22,
          "median_cell": 696.84,
          "p25": 575.77,
          "p75": 748.92,
          "lines": 2810,
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        },
        "2024": {
          "paid_per_line_wavg": 549.82,
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          "p25": 370.35,
          "p75": 802.38,
          "lines": 2899,
          "patients": 2033,
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          "n_cells": 110
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      }
    },
    {
      "state": "District of Columbia",
      "code": "DC",
      "quality_flag": "ok",
      "quality_evidence": null,
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        "2021": {
          "paid_per_line_wavg": 232.69,
          "median_cell": 225.89,
          "p25": 171.19,
          "p75": 269.25,
          "lines": 526,
          "patients": 454,
          "n_providers": 1,
          "n_cells": 12
        },
        "2022": {
          "paid_per_line_wavg": 225.75,
          "median_cell": 213.21,
          "p25": 192.99,
          "p75": 273.93,
          "lines": 507,
          "patients": 441,
          "n_providers": 1,
          "n_cells": 12
        },
        "2023": {
          "paid_per_line_wavg": 582.56,
          "median_cell": 638.06,
          "p25": 581.23,
          "p75": 647.86,
          "lines": 468,
          "patients": 424,
          "n_providers": 1,
          "n_cells": 12
        },
        "2024": {
          "paid_per_line_wavg": 648.92,
          "median_cell": 655.72,
          "p25": 634.31,
          "p75": 660.71,
          "lines": 277,
          "patients": 254,
          "n_providers": 1,
          "n_cells": 11
        }
      }
    },
    {
      "state": "Virginia",
      "code": "VA",
      "quality_flag": "nominal_amounts_suspected",
      "quality_evidence": "Managed-care encounters likely carry nominal paid amounts: D0120 median 0$ vs US 26$; D1110 median 0$ vs US 47$; D2392 median 0$ vs US 79$; D2740 median 0$ vs US 482$; D7140 median 0$ vs US 60$",
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 231.47,
        "median_cell": 0,
        "p25": 0,
        "p75": 647.58,
        "lines": 12835,
        "patients": 11201,
        "n_providers": 63,
        "n_cells": 483
      },
      "confidence": 76,
      "official_fee": null,
      "by_year": {
        "2018": {
          "paid_per_line_wavg": 571.71,
          "median_cell": 674.78,
          "p25": 379.02,
          "p75": 679,
          "lines": 1118,
          "patients": 882,
          "n_providers": 9,
          "n_cells": 45
        },
        "2019": {
          "paid_per_line_wavg": 643.38,
          "median_cell": 674,
          "p25": 641.14,
          "p75": 679,
          "lines": 810,
          "patients": 725,
          "n_providers": 5,
          "n_cells": 29
        },
        "2020": {
          "paid_per_line_wavg": 642.86,
          "median_cell": 670.77,
          "p25": 610.06,
          "p75": 679,
          "lines": 850,
          "patients": 744,
          "n_providers": 6,
          "n_cells": 29
        },
        "2021": {
          "paid_per_line_wavg": 657.57,
          "median_cell": 679,
          "p25": 668.56,
          "p75": 679,
          "lines": 2360,
          "patients": 2072,
          "n_providers": 22,
          "n_cells": 90
        },
        "2022": {
          "paid_per_line_wavg": 761.78,
          "median_cell": 690.95,
          "p25": 679,
          "p75": 882.7,
          "lines": 5089,
          "patients": 4451,
          "n_providers": 40,
          "n_cells": 198
        },
        "2023": {
          "paid_per_line_wavg": 410.97,
          "median_cell": 379.02,
          "p25": 0,
          "p75": 879.31,
          "lines": 6698,
          "patients": 5762,
          "n_providers": 46,
          "n_cells": 246
        },
        "2024": {
          "paid_per_line_wavg": 35.57,
          "median_cell": 0,
          "p25": 0,
          "p75": 0,
          "lines": 6137,
          "patients": 5439,
          "n_providers": 50,
          "n_cells": 237
        }
      }
    },
    {
      "state": "Vermont",
      "code": "VT",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 779.31,
        "median_cell": 779.31,
        "p25": 779.31,
        "p75": 779.31,
        "lines": 13,
        "patients": 12,
        "n_providers": 1,
        "n_cells": 1
      },
      "confidence": 66,
      "official_fee": null,
      "by_year": {
        "2024": {
          "paid_per_line_wavg": 779.31,
          "median_cell": 779.31,
          "p25": 779.31,
          "p75": 779.31,
          "lines": 13,
          "patients": 12,
          "n_providers": 1,
          "n_cells": 1
        }
      }
    },
    {
      "state": "Washington",
      "code": "WA",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 451.17,
        "median_cell": 519.5,
        "p25": 454.46,
        "p75": 543.11,
        "lines": 6444,
        "patients": 5852,
        "n_providers": 17,
        "n_cells": 223
      },
      "confidence": 84,
      "official_fee": null,
      "by_year": {
        "2018": {
          "paid_per_line_wavg": 463.38,
          "median_cell": 517.84,
          "p25": 419.68,
          "p75": 543.11,
          "lines": 1264,
          "patients": 1083,
          "n_providers": 9,
          "n_cells": 64
        },
        "2019": {
          "paid_per_line_wavg": 458.39,
          "median_cell": 482.76,
          "p25": 424.26,
          "p75": 538.31,
          "lines": 1110,
          "patients": 969,
          "n_providers": 9,
          "n_cells": 51
        },
        "2020": {
          "paid_per_line_wavg": 445.67,
          "median_cell": 485.94,
          "p25": 413.25,
          "p75": 529.69,
          "lines": 1263,
          "patients": 1078,
          "n_providers": 10,
          "n_cells": 51
        },
        "2021": {
          "paid_per_line_wavg": 512.48,
          "median_cell": 514.53,
          "p25": 476.61,
          "p75": 543.11,
          "lines": 2499,
          "patients": 2171,
          "n_providers": 9,
          "n_cells": 82
        },
        "2022": {
          "paid_per_line_wavg": 552.95,
          "median_cell": 543.11,
          "p25": 501.63,
          "p75": 553.87,
          "lines": 2937,
          "patients": 2703,
          "n_providers": 10,
          "n_cells": 89
        },
        "2023": {
          "paid_per_line_wavg": 487.83,
          "median_cell": 524.49,
          "p25": 462.96,
          "p75": 544.03,
          "lines": 3316,
          "patients": 3009,
          "n_providers": 12,
          "n_cells": 108
        },
        "2024": {
          "paid_per_line_wavg": 412.31,
          "median_cell": 512.94,
          "p25": 418.05,
          "p75": 543.11,
          "lines": 3128,
          "patients": 2843,
          "n_providers": 15,
          "n_cells": 115
        }
      }
    },
    {
      "state": "Wisconsin",
      "code": "WI",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 370.84,
        "median_cell": 373.28,
        "p25": 334.61,
        "p75": 404.69,
        "lines": 2230,
        "patients": 1875,
        "n_providers": 9,
        "n_cells": 91
      },
      "confidence": 84,
      "official_fee": null,
      "by_year": {
        "2018": {
          "paid_per_line_wavg": 236.67,
          "median_cell": 254.51,
          "p25": 161.91,
          "p75": 279.68,
          "lines": 596,
          "patients": 491,
          "n_providers": 3,
          "n_cells": 23
        },
        "2019": {
          "paid_per_line_wavg": 289.26,
          "median_cell": 298.25,
          "p25": 277.54,
          "p75": 310.59,
          "lines": 485,
          "patients": 455,
          "n_providers": 2,
          "n_cells": 20
        },
        "2020": {
          "paid_per_line_wavg": 277.25,
          "median_cell": 282.44,
          "p25": 268.47,
          "p75": 289.63,
          "lines": 391,
          "patients": 353,
          "n_providers": 2,
          "n_cells": 15
        },
        "2021": {
          "paid_per_line_wavg": 271.82,
          "median_cell": 271.14,
          "p25": 245.1,
          "p75": 296.41,
          "lines": 603,
          "patients": 543,
          "n_providers": 5,
          "n_cells": 26
        },
        "2022": {
          "paid_per_line_wavg": 342.48,
          "median_cell": 360.89,
          "p25": 323.21,
          "p75": 379.02,
          "lines": 991,
          "patients": 814,
          "n_providers": 4,
          "n_cells": 41
        },
        "2023": {
          "paid_per_line_wavg": 369.18,
          "median_cell": 372.78,
          "p25": 334.71,
          "p75": 399.06,
          "lines": 1017,
          "patients": 879,
          "n_providers": 8,
          "n_cells": 44
        },
        "2024": {
          "paid_per_line_wavg": 372.23,
          "median_cell": 373.28,
          "p25": 338.52,
          "p75": 412.81,
          "lines": 1213,
          "patients": 996,
          "n_providers": 6,
          "n_cells": 47
        }
      }
    },
    {
      "state": "West Virginia",
      "code": "WV",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": {
        "period": "2023-2024",
        "paid_per_line_wavg": 607.52,
        "median_cell": 623.53,
        "p25": 582.85,
        "p75": 661.5,
        "lines": 1505,
        "patients": 1288,
        "n_providers": 8,
        "n_cells": 59
      },
      "confidence": 85,
      "official_fee": null,
      "by_year": {
        "2018": {
          "paid_per_line_wavg": 257.35,
          "median_cell": 250.16,
          "p25": 219.58,
          "p75": 280.74,
          "lines": 34,
          "patients": 28,
          "n_providers": 1,
          "n_cells": 2
        },
        "2019": {
          "paid_per_line_wavg": 298.48,
          "median_cell": 325.86,
          "p25": 231.52,
          "p75": 328.7,
          "lines": 112,
          "patients": 86,
          "n_providers": 1,
          "n_cells": 5
        },
        "2020": {
          "paid_per_line_wavg": 533.5,
          "median_cell": 489.72,
          "p25": 461.27,
          "p75": 594.98,
          "lines": 188,
          "patients": 107,
          "n_providers": 2,
          "n_cells": 7
        },
        "2021": {
          "paid_per_line_wavg": 390.38,
          "median_cell": 489.18,
          "p25": 367.24,
          "p75": 606.38,
          "lines": 424,
          "patients": 310,
          "n_providers": 4,
          "n_cells": 21
        },
        "2022": {
          "paid_per_line_wavg": 353.03,
          "median_cell": 470.41,
          "p25": 177.84,
          "p75": 625.58,
          "lines": 744,
          "patients": 488,
          "n_providers": 7,
          "n_cells": 30
        },
        "2023": {
          "paid_per_line_wavg": 596.57,
          "median_cell": 614.64,
          "p25": 582.12,
          "p75": 660,
          "lines": 780,
          "patients": 673,
          "n_providers": 8,
          "n_cells": 33
        },
        "2024": {
          "paid_per_line_wavg": 619.31,
          "median_cell": 640.36,
          "p25": 586.43,
          "p75": 666.45,
          "lines": 725,
          "patients": 615,
          "n_providers": 5,
          "n_cells": 26
        }
      }
    },
    {
      "state": "Wyoming",
      "code": "WY",
      "quality_flag": "ok",
      "quality_evidence": null,
      "latest": null,
      "confidence": null,
      "official_fee": {
        "price_type": "official_fee",
        "fee_usd": 837.63,
        "fee_alt_usd": null,
        "fee_alt_label": null,
        "effective_date": "2026-07-01",
        "source_url": "https://www.wyomingmedicaid.com/portal/sites/default/files/inline-files/Fee_Schedules/FeeSchedule.xlsx",
        "source_kind": "xlsx",
        "sha256": "d57bdd8bbc8918155d4d29ee6a55ff56b38ffee8eb12f2a524604afdd27106e2",
        "ada_index_as_of": "2025-09-01",
        "column_note": "XLSX master schedule substituted for the ADA-indexed PDF (which carries no dental codes); effective date = latest active rate begin date",
        "ratio_fee_to_paid": null
      },
      "by_year": {
        "2022": {
          "paid_per_line_wavg": 360.46,
          "median_cell": 360.46,
          "p25": 360.46,
          "p75": 360.46,
          "lines": 17,
          "patients": 12,
          "n_providers": 1,
          "n_cells": 1
        }
      }
    }
  ],
  "caveats": [
    "Paid amount per claim line, not an allowed amount, a fee-schedule rate or a cash price.",
    "Managed-care encounters may carry nominal paid amounts in some states (see quality_flag).",
    "HHS suppresses cells below 12 claim lines or 12 patients: provider participation is a floor, small states are incomplete.",
    "Provider state = current NPPES practice address (Aug 2026), not the address at time of service.",
    "2024 data are preliminary. CHIP included. No dual-eligible / third-party-liability flags.",
    "States may use non-NPI provider identifiers (notably Michigan): those dollars cannot be geolocated.",
    "official_fee (where present) is the state's published Medicaid dental fee-for-service rate for this code (source_url, sha256, effective_date attached); it is not what was paid per claim line and the two differ by design (managed care, bundling, rate years)."
  ]
}
