{
 "id": "cms:2457ea29-fc82-48b0-86ec-3b0755de7515",
 "slug": "medicare-fee-for-service-public-provider-enrollment",
 "source": "data.cms.gov",
 "title": "Medicare Fee-For-Service Public Provider Enrollment",
 "summary": "Providers actively approved to bill Medicare, or who completed form 855O, as pulled from the PECOS enrollment system.",
 "description": "The Medicare Fee-For-Service Public Provider Enrollment dataset includes information on providers who are actively approved to bill Medicare or have completed the 855O at the time the data was pulled from the Provider Enrollment, Chain, and Ownership System (PECOS). The release of this provider enrollment data is not related to other provider information releases such as Physician Compare or Data Transparency.",
 "aliases": [
  "PECOS",
  "medicare enrolled providers",
  "provider enrollment"
 ],
 "keywords": [
  "Medicare",
  "Original Medicare",
  "Provider Enrollment"
 ],
 "themes": [
  "Medicare"
 ],
 "topics": [
  "doctors",
  "medicare-enrollment"
 ],
 "category": "provider-characteristics",
 "publisher": "Office of Enterprise Data and Analytics (OEDA)",
 "contact": "ProviderEnrollmentDataRequests@cms.hhs.gov",
 "landing_url": "https://data.cms.gov/provider-characteristics/medicare-provider-supplier-enrollment/medicare-fee-for-service-public-provider-enrollment",
 "csv_url": "https://data.cms.gov/sites/default/files/2026-09/b840a66b-6781-4630-9238-d056ecd633ce/PPEF_Enrollment_Extract_2026.09.29.csv",
 "api_url": "https://data.cms.gov/data-api/v1/dataset/2457ea29-fc82-48b0-86ec-3b0755de7515/data",
 "api_kind": "cms-data-api",
 "preview_url": "https://data.cms.gov/data-api/v1/dataset/2457ea29-fc82-48b0-86ec-3b0755de7515/data?size=10",
 "dictionary_url": "https://data.cms.gov/resources/medicare-fee-for-service-public-provider-enrollment-data-dictionary",
 "dictionary_kind": "page",
 "methodology_urls": [
  "https://data.cms.gov/resources/medicare-fee-for-service-public-provider-enrollment-methodology"
 ],
 "state_column": "STATE_CD",
 "row_count": 3030022,
 "posted": "2026-10-19",
 "modified": "2026-10-19",
 "period_start": "2026-01-01",
 "period_end": "2026-12-31",
 "latest_period": "2026-10-01 to 2026-12-31",
 "cadence": "quarterly",
 "next_update": null,
 "versions": [
  {
   "label": "2026-10-01",
   "uuid": "2457ea29-fc82-48b0-86ec-3b0755de7515",
   "posted": "2026-10-19",
   "period_start": "2026-10-01",
   "period_end": "2026-12-31"
  },
  {
   "label": "2026-07-01",
   "uuid": "903dcfa5-4924-4775-8676-4fa0f6a8aee9",
   "posted": "2026-07-27",
   "period_start": "2026-07-01",
   "period_end": "2026-09-30"
  },
  {
   "label": "2026-01-02",
   "uuid": "7fa94d4b-12ec-4a05-a09f-572b94147179",
   "posted": "2026-06-30",
   "period_start": "2026-01-01",
   "period_end": "2026-03-31"
  }
 ],
 "columns": [
  {
   "name": "NPI",
   "label": "National Provider Identifier",
   "type": "string",
   "meaning": "A National Provider Identifier (NPI) is a unique 10-digit numeric identifier that all providers must obtain before enrolling in Medicare. It is assigned to healthcare providers upon application through the National Plan and Provider Enumeration System (NPPES).",
   "source": "cms-dictionary"
  },
  {
   "name": "MULTIPLE_NPI_FLAG",
   "label": "Multiple NPI Flag",
   "type": "string",
   "meaning": "A flag that indicates whether the provider has more than 1 NPI (Y/N). If yes, additional NPIs are displayed in the Additional NPIs file.",
   "source": "cms-dictionary"
  },
  {
   "name": "PECOS_ASCT_CNTL_ID",
   "label": "PECOS Associate Control ID",
   "type": "string",
   "meaning": "A PAC ID is a unique 10-digit numeric identifier that is assigned to each individual or organizational provider in PECOS. All entity-level information (e.g., Tax Identification Numbers and provider names) is linked through the PAC ID.",
   "source": "cms-dictionary"
  },
  {
   "name": "ENRLMT_ID",
   "label": "Enrollment ID",
   "type": "string",
   "meaning": "An enrollment ID is a unique 15-digit alphanumeric identifier that is assigned to each new provider enrollment application. All enrollment-level information (e.g., enrollment type, enrollment state, provider specialty and reassignment of benefits) is linked through the enrollment ID. A PAC ID may be associated with multiple enrollment IDs if the provider is enrolled multiple times under different circumstances.",
   "source": "cms-dictionary"
  },
  {
   "name": "PROVIDER_TYPE_CD",
   "label": "Provider Type Code",
   "type": "string",
   "meaning": "Enrollment application and specialty type code, see Provider Type Code Reference Table for the full list of provider type codes. This field shows the enrollment’s primary specialty code. For practitioner and durable medical equipment (DME) supplier enrollments, please see the Secondary Specialty file for a list of secondary specialties (when applicable). About 20% of practitioners and DME suppliers have at least one secondary specialty.",
   "source": "cms-dictionary"
  },
  {
   "name": "PROVIDER_TYPE_DESC",
   "label": "Provider Type Description",
   "type": "string",
   "meaning": "Description for Provider Type Code.",
   "source": "cms-dictionary"
  },
  {
   "name": "STATE_CD",
   "label": "State Code",
   "type": "string",
   "meaning": "Provider’s enrollment state (or state of the practice location address in Address Sub-File**), see State Code Reference Table for description of values.",
   "source": "cms-dictionary"
  },
  {
   "name": "FIRST_NAME",
   "label": "First Name",
   "type": "string",
   "meaning": "Individual provider’s first name.",
   "source": "cms-dictionary"
  },
  {
   "name": "MDL_NAME",
   "label": "Middle Name",
   "type": "string",
   "meaning": "Individual provider’s middle name.",
   "source": "cms-dictionary"
  },
  {
   "name": "LAST_NAME",
   "label": "Last Name",
   "type": "string",
   "meaning": "Individual provider’s last name.",
   "source": "cms-dictionary"
  },
  {
   "name": "ORG_NAME",
   "label": "Organization Name",
   "type": "string",
   "meaning": "Organizational provider’s legal business name.",
   "source": "cms-dictionary"
  }
 ],
 "caveats": [],
 "curated": true,
 "license": "https://www.usa.gov/government-works",
 "detail_key": "2457ea29-fc82-48b0-86ec-3b0755de7515|2026-10-19",
 "checked": "2026-10-25",
 "source_name": "data.cms.gov"
}