Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
DR. MICHAEL ANSSTAS, M.D.
ActiveDR. MICHAEL ANSSTAS, M.D. is a Gastroenterology healthcare provider located in SAINT LOUIS, Missouri. NPI 1851658728 is currently active in the NPPES registry. Verify at CMS.
Gastroenterology · SAINT LOUIS, MO
Registration Details
- NPI Number
- 1851658728
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Apr 17, 2012 (14.344629416495 yrs)
- Last Updated
- Oct 27, 2025
- Licenses
-
036153515 (IL)2012032351 (MO)A160085 (CA)
Practice Information
- Address
-
11155 DUNN RD STE 309ESAINT LOUIS, MO, 631366111Browse MO providers · Browse ZIP 63136
- Phone
- 3149538799
- Primary Specialty
-
Gastroenterology
207RG0100X
- Additional Specialty
- Gastroenterology
- Additional Specialty
- Gastroenterology
Other Gastroenterology Providers in SAINT LOUIS, MO
| Name | Credential | NPI |
|---|---|---|
| DR. PAUL D. KING | M.D. | 1609872704 |
| DR. FRANS HANDOYO | M.D. | 1205833431 |
| JOHN S FARRELL | M.D. | 1194724724 |
| MICHELE C WOODLEY | MD | 1063404598 |
| TARIQ HASSAN | MD | 1710970587 |
| HEATHER WHITE | MD | 1770576381 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.