DR. BRENDAN O'BRIEN M.D.
NPI 1598073181
Surgery - Trauma Surgery in San Antonio, TX
About Dr. Brendan O'brien M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BRENDAN O'BRIEN M.D. (NPI 1598073181) is an individual trauma surgery provider in San Antonio, Texas, licensed in Texas (T9464) and active in the NPI registry since September 2010. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Brendan O'brien M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Brendan O'brien's NPI number?
The NPI number for Brendan O'brien is 1598073181. It was assigned to this individual provider in the NPPES registry on September 17, 2010.
Where is Brendan O'brien located?
Brendan O'brien practices at 3551 Roger Brooke Dr, San Antonio, TX 78234. The listed phone number is (210) 539-9582.
What is Brendan O'brien's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Trauma Surgery, with taxonomy code 2086S0127X.
Is Brendan O'brien enrolled in Medicare?
Yes. Brendan O'brien is registered in the Medicare PECOS enrollment system.
What insurance does Brendan O'brien accept?
Health plans from Blue Cross and Blue Shield of Texas, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Brendan O'brien as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Brendan O'brien was last updated on December 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.