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Provider Profile

Richard A. Timmerman, P.A.

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At a glance

About Richard Timmerman

Richard A. Timmerman, P.A. is a physician assistant practicing in Mission Viejo, CA. This provider record is associated with NPI 1083809552.

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

Specialty

Credentials & Licensing

ID · Physician AssistantPhysician Assistant Board
No. 19082DelinquentExpired Jul 31, 2026Since 2007
NPINational Provider Identifier
1083809552Issued 2007

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 Richard A. Timmerman?

Richard A. Timmerman is a physician assistant in Mission Viejo, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

What is Richard A. Timmerman's address?

Richard A. Timmerman is listed at 27700 Medical Center Rd, Mission Viejo, CA 92691. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Richard A. Timmerman?

The number on file is (949) 364-1400. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Richard A. Timmerman's NPI number?

Richard A. Timmerman's National Provider Identifier is 1083809552. 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 Richard A. Timmerman been practicing?

Richard A. Timmerman 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 Richard A. Timmerman confirmed this information?

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

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