Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
DR. BRENDAN O'BRIEN, M.D.
Active Sole ProprietorDR. BRENDAN O'BRIEN, M.D. is a Trauma Surgery healthcare provider located in SAN ANTONIO, Texas. NPI 1598073181 is currently active in the NPPES registry. Verify at CMS.
Trauma Surgery · SAN ANTONIO, TX
Registration Details
- NPI Number
- 1598073181
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Sep 17, 2010 (15.927769721343 yrs)
- Last Updated
- Dec 8, 2025
- Licenses
-
T9464 (TX)0101251259 (VA)ME146116 (FL)
- Sole Proprietor
- Yes
Practice Information
- Address
-
3551 ROGER BROOKE DRSAN ANTONIO, TX, 782344504Browse TX providers · Browse ZIP 78234
- Phone
- 2105399582
- Primary Specialty
-
Trauma Surgery
2086S0127X
- Additional Specialty
- General Surgery
- Additional Specialty
- Surgical Critical Care
Other Trauma Surgery Providers in SAN ANTONIO, TX
| Name | Credential | NPI |
|---|---|---|
| BRIAN PICKARD | MD | 1841261096 |
| DR. HELEN A. MARKOWSKI | M.D. | 1740368810 |
| DR. SCOTT THOMAS TREXLER | M.D. | 1356495493 |
| DR. RYAN ERIC EARNEST | M.D. | 1700063732 |
| DR. KATHERINE MARIE IVEY-VACKAR | M.D. | 1942437934 |
| DR. MICHAEL RAY ROWLAND | M.D. | 1568757870 |
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.