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Physician Profile

William P. Joseph, M.D.

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At a glance

About Dr. Joseph

William P. Joseph, M.D. is a healthcare provider in San Ramon, CA specializing in infectious disease. This provider record is associated with NPI 1356423255.

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

Specialty

Infectious Disease (Primary)

Credentials & Licensing

CA · Physician and Surgeon GMedical Board of California
No. 27536CurrentExpires Oct 2028Since 1974
NPINational Provider Identifier
1356423255Issued 2006

Snapshot · verify with the board ↗

Medicare information

Medicare opt-outEnded February 2025
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 is William P. Joseph's specialty?

William P. Joseph is an infectious disease specialist in San Ramon, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Infectious Disease”.

NPI registry

Where can I find William P. Joseph?

William P. Joseph is listed at 5601 Norris Canyon Rd Suite #220, San Ramon, CA 94583. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact William P. Joseph?

The number on file is (925) 277-2050. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for William P. Joseph?

William P. Joseph's National Provider Identifier is 1356423255. 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 William P. Joseph have?

William P. Joseph has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is William P. Joseph's profile verified?

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

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