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Physician Profile

William T. Riley, M.D.

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At a glance

About Dr. Riley

Based in Palo Alto, CA, William T. Riley, M.D. is listed in the NPI registry under psychiatry. NPI 1639384118 identifies this record in the national registry.

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

Specialty

Psychiatry (Primary)

Credentials & Licensing

CA · Physician and Surgeon GMedical Board of California
No. 22128DelinquentExpired Aug 31, 2026Since 1972
NPINational Provider Identifier
1639384118Issued 2007

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Common questions

What kind of doctor is William T. Riley?

William T. Riley is a psychiatrist in Palo Alto, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.

NPI registry

What is William T. Riley's address?

William T. Riley is listed at 451 Chaucer St, Palo Alto, CA 94301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with William T. Riley?

The number on file is (650) 740-2083. Contact the office directly to confirm availability and scheduling.

NPI registry

What is William T. Riley's NPI number?

William T. Riley's National Provider Identifier is 1639384118. 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 William T. Riley been practicing?

William T. Riley has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has William T. Riley confirmed this information?

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

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