Changelog
2026-11-11 · 0.1.0
First version: revalidation due dates by NPI, read from the latest CMS Revalidation Due Date List; status upcoming, date_passed or not_set; licence of the source data in every answer; enrollment ID returned for organizations only.
2026-11-11 · 0.1.1
An API key containing non-ASCII characters is refused with 401 instead of a server error. The answers do not change.
Built on socle-sentinelle 0.3.1.
Information only, not legal advice; it does not replace a qualified attorney. Not affiliated with or endorsed by the Centers for Medicare & Medicaid Services (CMS), the U.S. Department of Health and Human Services or any U.S. government agency. Not a consumer report under the FCRA: do not use it to decide on employment, credit or insurance. The CMS Medicare Revalidation List tool is the authoritative record.
Sister services
- Biennial Update Sentinel: US motor carriers: MCS-150 biennial update deadline and enforcement status, by USDOT number.
- Operating Authority Sentinel: US motor carriers: operating authority, insurance on file and suspension notices, by USDOT number.
- Disaster Deadline Sentinel: US counties: disaster assistance application cutoff and IRS postponed tax date, by county FIPS.
- Sentinelle créances: France: creditor claim filing deadline after an insolvency notice (BODACC), by SIREN.
- Sentinelle oppositions: France: creditor objection deadline after a business sale or merger (BODACC), by SIREN.
- Sentinelle catnat: France: insurance claim deadline after a natural-disaster decree (CatNat), by commune.
- Sentinelle phyto: France: pesticide authorisation status and grace periods for sale and use (Anses E-Phy).
- Sentinelle syndic: France: condominium syndic and mandate end date, by condominium or by area.
Publisher: amacunia.fr · [email protected] · Terms of use · llms.txt · openapi.json · x402