Physician Profile

Unclaimed Profile

About O'BRIEN

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Areas of Expertise

Pediatrics (Primary)

Common questions

What does Dr. O'Brien specialise in?

Dr. O'Brien is a pediatrician in Washington, DC. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Pediatrics”.

NPI registry

Where is Dr. O'Brien located?

Dr. O'Brien is listed at 2141 K ST NW SUITE 401, Washington, DC 20037. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. O'Brien's phone number?

The number on file is (202) 833-4543. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. O'Brien's NPI number?

Dr. O'Brien's National Provider Identifier is 1992965008. 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 long has Dr. O'Brien been practising?

Dr. O'Brien has 18+ years experience. Registered with an NPI since 2008. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practised for longer than this.

NPI registry

Has Dr. O'Brien confirmed this information?

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

Guide.md

Licensing & Certification

DC licenseMD039682
NPI1992965008
NPI issued06/11/2008

Source: NPPES NPI Registry

Related providers

Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.

Other pediatricians at this location 6

Same specialty, same street address — most likely the same department or group.

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.

Other pediatricians in Washington 8

Same specialty, same city.

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.