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Physician Profile

Mark Shaffer, M.D.

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At a glance

About Dr. Shaffer

Mark Shaffer, M.D. is a healthcare provider in La Mesa, CA specializing in internal medicine. This provider record is associated with NPI 1255436804.

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

Specialty

Internal Medicine (Primary)

Credentials & Licensing

FL · Physician and Surgeon CMedical Board of California
No. 42649CurrentExpires Jun 2027Since 1989
NPINational Provider Identifier
1255436804Issued 2006

Snapshot · verify with the board ↗

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 Mark Shaffer?

Mark Shaffer is an internist in La Mesa, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

What is Mark Shaffer's address?

Mark Shaffer is listed at 7877 Parkway Dr Suite1B, La Mesa, CA 91942. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Mark Shaffer?

The number on file is (619) 461-3717. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Mark Shaffer's NPI number?

Mark Shaffer's National Provider Identifier is 1255436804. 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 Mark Shaffer been practicing?

Mark Shaffer 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

Has Mark Shaffer confirmed this information?

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

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