data.cms.gov

Revalidation Due Date List

The Revalidation Due Date List dataset contains revalidation due dates for Medicare providers who are due to revalidate in the following six months.

Freshness

Last posted
Period covered
Oct 1, 2026 to Oct 31, 2026
Update frequency
Monthly

Dates as CMS lists them in its catalog.

Columns 13

ColumnWhat it meansType
Enrollment IDEnrollment IDstring
National Provider IdentifierNational Provider Identifierstring
First NameFirst Namestring
Last NameLast Namestring
Organization NameOrganization Namestring
Enrollment State CodeEnrollment State Codestring
Enrollment TypeEnrollment Typestring
Provider Type TextProvider Type Textstring
Enrollment SpecialtyEnrollment Specialtystring
Revalidation Due DateRevalidation Due Datedate
Adjusted Due DateAdjusted Due Datedate
Individual Total Reassign ToIndividual Total Reassign Tonumber
Receiving Benefits ReassignmentReceiving Benefits Reassignmentnumber

At a glance

Catalog
data.cms.gov
Publisher
Office of Enterprise Data and Analytics (OEDA)
Rows
2,961,444
Columns
13
State column
Enrollment State Code
Topics
Doctors and clinicians, Medicare enrollment, Medicare Advantage and Part D plans
Contact
ProviderEnrollmentDataRequests@cms.hhs.gov

API

Free, no key needed. This request returns the first 10 rows as JSON:

https://data.cms.gov/data-api/v1/dataset/3746498e-874d-45d8-9c69-68603cafea60/data?size=10

To keep only one state, filter on the Enrollment State Code column.

Versions 46

The newest version is the one linked above. Older releases stay on the official site.

  • 2026-10-01posted Oct 1, 2026
  • 2026-09-01posted Sep 1, 2026
  • 2026-08-01posted Aug 5, 2026
  • 2026-07-01posted Jul 14, 2026
  • 2026-06-01posted Jun 1, 2026
  • 2026-05-01posted May 1, 2026
  • 2026-04-01posted Apr 1, 2026
  • 2026-03-02posted Mar 2, 2026
Show 38 older versions
  • 2026-02-02posted Feb 2, 2026
  • 2026-01-01posted Jan 2, 2026
  • 2025-12-01posted Dec 1, 2025
  • 2025-11-03posted Nov 3, 2025
  • 2025-10-01posted Sep 30, 2025
  • 2025-09-01posted Sep 9, 2025
  • 2025-08-01posted Aug 1, 2025
  • 2025-07-01posted Jul 1, 2025
  • 2025-06-02posted Jun 2, 2025
  • 2025-05-01posted May 1, 2025
  • 2025-04-01posted Apr 1, 2025
  • 2025-03-01posted Mar 17, 2025
  • 2025-02-01posted Mar 17, 2025
  • 2025-01-01posted Jan 2, 2025
  • 2024-07-01posted Aug 23, 2024
  • 2024-04-01a2posted Jul 11, 2024
  • 2024-04-01a1posted May 16, 2024
  • 2024-04-01posted Apr 1, 2024
  • 2024-02-01posted Feb 1, 2024
  • 2024-01-02posted Jan 2, 2024
  • 2023-12-01posted Dec 1, 2023
  • 2023-11-01posted Nov 1, 2023
  • 2023-10-01posted Sep 29, 2023
  • 2023-09-01posted Sep 1, 2023
  • 2023-08-01posted Aug 1, 2023
  • 2023-07-01posted Jul 3, 2023
  • 2023-06-01posted Jun 29, 2023
  • 2023-05-04posted May 18, 2023
  • 2023-03-01posted Mar 6, 2023
  • 2022-12-01posted Mar 6, 2023
  • 2022-11-18posted Mar 6, 2023
  • 2022-10-01posted Sep 30, 2022
  • 2022-09-01posted Sep 1, 2022
  • 2022-08-01posted Aug 1, 2022
  • 2022-07-01posted Jul 25, 2022
  • 2022-06-01posted Jun 7, 2022
  • 2022-04-29posted May 10, 2022
  • 2022-02-28posted Mar 3, 2022

CMS's description

The Revalidation Due Date List dataset contains revalidation due dates for Medicare providers who are due to revalidate in the following six months. If a provider's due date does not fall within the ensuing six months, the due date is marked 'TBD'. In addition the dataset also includes subfiles with reassignment information for a given provider as well as due date listings for clinics and group practices and their providers.

Methodology and other documents from CMS:

The summary at the top is the first sentence of this description. Record id cms:3746498e-874d-45d8-9c69-68603cafea60. This record as JSON.

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