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Provider Profile

Barbara Griesau

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At a glance

About Barbara Griesau

Barbara Griesau is a healthcare provider in Martinez, CA specializing in family medicine. Barbara trained at University of California, San Francisco School of Medicine, graduating in 1993. This provider record is associated with NPI 1609934884.

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

Specialty

Family Medicine (Primary)

Credentials & Licensing

CA · Registered NurseBoard of Registered Nursing
No. 345384CurrentExpires Jun 2028Since 1982
NPINational Provider Identifier
1609934884Issued 2006

Snapshot · verify with the board ↗

Medicare information

Accepts Medicare assignmentSometimes (reported per claim)
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 does Barbara Griesau specialize in?

Barbara Griesau is a family doctor in Martinez, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.

NPI registry

Where is Barbara Griesau located?

Barbara Griesau is listed at 2500 Alhambra Ave, Martinez, CA 94553. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Barbara Griesau's phone number?

The number on file is (925) 370-5110. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Barbara Griesau's NPI number?

Barbara Griesau's National Provider Identifier is 1609934884. 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

Where did Barbara Griesau train?

Barbara Griesau attended University of California, San Francisco School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.

CMS public data

How long has Barbara Griesau been practicing?

Barbara Griesau has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.

CMS public data

Has Barbara Griesau confirmed this information?

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

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