Provider Profile

Donal O'Sullivan

Unclaimed Profile

About Donal O'sullivan

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Specialty

Credentials & Licensing

CA licenseFOCUS9
NPI1679969190
NPI issued04/10/2015

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.

Common questions

Where can I find Donal O'Sullivan?

Donal O'Sullivan is listed at 1600 Vine St Apt 325, Los Angeles, CA 90028. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Donal O'Sullivan?

The number on file is (323) 899-0317. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Donal O'Sullivan's NPI number?

Donal O'Sullivan's National Provider Identifier is 1679969190. 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 Donal O'Sullivan been practicing?

Donal O'Sullivan has 11+ years experience. Registered with an NPI since 2015. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Donal O'Sullivan confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Donal O'Sullivan. 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.