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Physician Profile

Thomas D. Brennan, MD

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At a glance

About Dr. Brennan

Thomas D. Brennan, MD practices obstetrics & gynecology in Portland, OR. Thomas is a 2015 graduate of Oregon Health Sciences University School of Medicine. The provider's National Provider Identifier (NPI) is 1831539634.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Credentials & Licensing

OR licenceAs reported to the NPI registry
No. MD191851As reported
NPINational Provider Identifier
1831539634Issued 2013

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Brennan specialize in?

Dr. Brennan is an OB-GYN in Portland, OR. That is the designation recorded for this NPI in the federal registry, where it is listed as “Obstetrics & Gynecology”.

NPI registry

Where is Dr. Brennan located?

Dr. Brennan is listed at 9701 Sw Barnes Rd Ste 200, Portland, OR 97225. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Brennan's phone number?

The number on file is (503) 734-3700. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Brennan's NPI number?

Dr. Brennan's National Provider Identifier is 1831539634. 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

Where did Dr. Brennan go to medical school?

Dr. Brennan attended Oregon Health Sciences University School of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Brennan been practicing?

Dr. Brennan has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.

CMS public data

Has Dr. Brennan confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Brennan. If this is you, claiming it is free.

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