Physician Profile
Brendan O'Brien, M.D.
Unclaimed ProfileAbout Dr. O'brien
Brendan O'Brien, M.D. practices trauma surgery in San Antonio, TX. Brendan is also listed as specializing in surgery and surgical critical care.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (210) 539-9582
- Email not available
Practice Locations
3551 ROGER BROOKE DR
San Antonio, TX 78234
1 Boone Rd
Bremerton, WA 98312
1887 Kingsley Ave Ste 1900
Orange Park, FL 32073
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What does Brendan O'Brien specialize in?
Brendan O'Brien is a trauma surgeon in San Antonio, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Trauma Surgery”.
NPI registry
Where is Brendan O'Brien located?
Brendan O'Brien is listed at 3551 Roger Brooke Dr, San Antonio, TX 78234. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Brendan O'Brien's phone number?
The number on file is (210) 539-9582. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Brendan O'Brien?
Brendan O'Brien's National Provider Identifier is 1598073181. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How much experience does Brendan O'Brien have?
Brendan O'Brien has 16+ years experience. Registered with an NPI since 2010. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Brendan O'Brien's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Brendan O'Brien. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.