Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
DR. MARK S OBRIEN, MD
Active Sole ProprietorDR. MARK S OBRIEN, MD is a Internal Medicine healthcare provider located in GRAND RAPIDS, Michigan. NPI 1235188525 is currently active in the NPPES registry. Verify at CMS.
Internal Medicine · GRAND RAPIDS, MI
Registration Details
- NPI Number
- 1235188525
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- May 6, 2006 (20.285365784238 yrs)
- Last Updated
- Nov 16, 2009
- License
-
MO048187 (MI)
- Sole Proprietor
- Yes
Practice Information
- Address
-
4070 LAKE DR SESUITE 201GRAND RAPIDS, MI, 495468294Browse MI providers · Browse ZIP 49546
- Phone
- 6167748200
- Fax
- 6167740304
- Primary Specialty
-
Internal Medicine
207R00000X
Other Internal Medicine Providers in GRAND RAPIDS, MI
| Name | Credential | NPI |
|---|---|---|
| DR. PATRICIA REILLY LAGRAND | MD | 1215931258 |
| DR. KENNETH J FAWCETT JR. | MD | 1972507788 |
| JOSIP DIVIC | MD | 1770587305 |
| ROBERT D. LANG | MD | 1871597377 |
| GERALD LEE | MD | 1265437420 |
| ROBERT K JARVE | MD | 1285639161 |
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.