{
 "id": "cms:54551982-39a8-4744-90f6-c38bb4dd5108",
 "slug": "aco-reach-eligible-beneficiaries",
 "source": "data.cms.gov",
 "title": "ACO REACH Eligible Beneficiaries",
 "summary": "Accountable Care Organization (ACO) REACH Eligible Beneficiary Public Use File (PUF) data details Medicare Beneficiaries who were used as the reference population for comparison to aligned to the ACO REACH Model,...",
 "description": "Accountable Care Organization (ACO) REACH Eligible Beneficiary Public Use File (PUF) data details Medicare Beneficiaries who were used as the reference population for comparison to aligned to the ACO REACH Model, formerly Global and Professional Direct Contracting (GPDC) Model, including average risk scores and eligibility months. This data is redacted and does not include identifiable information.",
 "aliases": [],
 "keywords": [
  "Medicare",
  "Original Medicare",
  "Value-Based Care",
  "Coordinated Care",
  "Payment Models",
  "Accountable Care Organizations"
 ],
 "themes": [
  "Medicare"
 ],
 "topics": [
  "aco-value-based",
  "spending-utilization",
  "quality"
 ],
 "category": "cms-innovation-center-programs",
 "publisher": "Office of Enterprise Data and Analytics (OEDA)",
 "contact": "ACOREACH@cms.hhs.gov",
 "landing_url": "https://data.cms.gov/cms-innovation-center-programs/accountable-care-models/aco-reach-eligible-beneficiaries",
 "csv_url": "https://data.cms.gov/sites/default/files/2026-07/9de0b292-6857-437c-98df-a9faa1f78694/py4_elig_bene_puf_rdx.csv",
 "api_url": "https://data.cms.gov/data-api/v1/dataset/54551982-39a8-4744-90f6-c38bb4dd5108/data",
 "api_kind": "cms-data-api",
 "preview_url": "https://data.cms.gov/data-api/v1/dataset/54551982-39a8-4744-90f6-c38bb4dd5108/data?size=10",
 "dictionary_url": "https://data.cms.gov/resources/aco-reach-eligible-beneficiaries-data-dictionary",
 "dictionary_kind": "page",
 "methodology_urls": [
  "https://data.cms.gov/resources/aco-reach-model-methodology"
 ],
 "state_column": "STATE_NAME",
 "row_count": 3229,
 "posted": "2026-07-20",
 "modified": "2026-07-20",
 "period_start": "2021-01-01",
 "period_end": "2024-12-31",
 "latest_period": "2024-01-01 to 2024-12-31",
 "cadence": "annually",
 "next_update": null,
 "versions": [
  {
   "label": "2024-12-01",
   "uuid": "54551982-39a8-4744-90f6-c38bb4dd5108",
   "posted": "2026-07-20",
   "period_start": "2024-01-01",
   "period_end": "2024-12-31"
  },
  {
   "label": "2023-12-01",
   "uuid": "f6555b07-9404-418d-ac16-ad14fa4c779d",
   "posted": "2025-05-21",
   "period_start": "2023-01-01",
   "period_end": "2023-12-31"
  },
  {
   "label": "2022-12-01",
   "uuid": "26cb3948-b114-492a-84e6-f9d4e5978176",
   "posted": "2025-05-21",
   "period_start": "2022-01-01",
   "period_end": "2022-12-31"
  },
  {
   "label": "2021-12-02",
   "uuid": "a26ff937-a993-4fb0-b87a-cd5ede4f9b4e",
   "posted": "2025-04-25",
   "period_start": "2021-01-01",
   "period_end": "2021-12-31"
  }
 ],
 "columns": [
  {
   "name": "PERF_YEAR",
   "label": null,
   "type": "number",
   "meaning": null,
   "source": "cms-api"
  },
  {
   "name": "STATE_NAME",
   "label": "State Name",
   "type": "string",
   "meaning": "State name",
   "source": "cms-dictionary"
  },
  {
   "name": "COUNTY_NAME",
   "label": "County Name",
   "type": "string",
   "meaning": "County name",
   "source": "cms-dictionary"
  },
  {
   "name": "STATE_ID",
   "label": "State Identifier",
   "type": "number",
   "meaning": "FIPS state identification code",
   "source": "cms-dictionary"
  },
  {
   "name": "COUNTY_ID",
   "label": "County Identifier",
   "type": "number",
   "meaning": "FIPS county identification code",
   "source": "cms-dictionary"
  },
  {
   "name": "EXPND_PBPM_AD",
   "label": null,
   "type": "number",
   "meaning": null,
   "source": "cms-api"
  },
  {
   "name": "AVG_PROSP_RISK_SCORE_AD",
   "label": null,
   "type": "number",
   "meaning": null,
   "source": "cms-api"
  },
  {
   "name": "ELIG_MONTHS_AD",
   "label": "Eligible Months - Aged & Disabled",
   "type": "number",
   "meaning": "Eligible months accruing to the Aged/Disabled benchmark",
   "source": "cms-dictionary"
  },
  {
   "name": "EXPND_PBPM_ESRD",
   "label": null,
   "type": "number",
   "meaning": null,
   "source": "cms-api"
  },
  {
   "name": "AVG_PROSP_RISK_SCORE_ESRD",
   "label": null,
   "type": "number",
   "meaning": null,
   "source": "cms-api"
  },
  {
   "name": "ELIG_MONTHS_ESRD",
   "label": "Eligible Months - End-Stage Renal Disease",
   "type": "number",
   "meaning": "Eligible months accruing to the ESRD benchmark",
   "source": "cms-dictionary"
  }
 ],
 "caveats": [],
 "curated": false,
 "license": "https://www.usa.gov/government-works",
 "detail_key": "54551982-39a8-4744-90f6-c38bb4dd5108|2026-07-20",
 "checked": "2026-10-25",
 "source_name": "data.cms.gov"
}