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Physician Profile

James D. Simpson, MD

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At a glance

About Dr. Simpson

James D. Simpson, MD is a healthcare provider in Riverside, CA specializing in vascular surgery. This provider record is associated with NPI 1598813396.

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

Specialty

Vascular Surgery (Primary)

Credentials & Licensing

CA · Physician and Surgeon GMedical Board of California
No. 20839CurrentExpires Dec 2027Since 1971
NPINational Provider Identifier
1598813396Issued 2007

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Medicare information

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 kind of doctor is Dr. Simpson?

Dr. Simpson is a vascular surgeon in Riverside, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular Surgery”.

NPI registry

What is Dr. Simpson's address?

Dr. Simpson is listed at 10800 Magnolia Ave, Riverside, CA 92505. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. Simpson?

The number on file is (909) 353-2000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Simpson's NPI number?

Dr. Simpson's National Provider Identifier is 1598813396. 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. Simpson been practicing?

Dr. Simpson 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 Dr. Simpson confirmed this information?

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

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