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Physician Profile

Althaea Greenstone, M.D.

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At a glance

About Dr. Greenstone

Althaea Greenstone, M.D. practices surgery in San Francisco, CA. Althaea is a 2002 graduate of University of California, San Francisco School of Medicine. The provider's National Provider Identifier (NPI) is 1497889034.

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

Specialty

Surgery (Primary)

Credentials & Licensing

CA · Physician and Surgeon AMedical Board of California
No. 86390CurrentExpires Oct 2027Since 2004
NPINational Provider Identifier
1497889034Issued 2007

Snapshot · verify with the board ↗

Medicare information

Accepts Medicare assignmentYes
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 Althaea Greenstone?

Althaea Greenstone is a general surgeon in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.

NPI registry

What is Althaea Greenstone's address?

Althaea Greenstone is listed at 2238 Geary Blvd Department of Surgery, 2Nd Floor, San Francisco, CA 94115. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Althaea Greenstone?

The number on file is (415) 883-0125. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Althaea Greenstone's NPI number?

Althaea Greenstone's National Provider Identifier is 1497889034. 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 Althaea Greenstone train?

Althaea Greenstone attended University of California, San Francisco School of Medicine, graduating in 2002. This comes from the CMS National Downloadable File.

CMS public data

How long has Althaea Greenstone been practicing?

Althaea Greenstone has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.

CMS public data

Has Althaea Greenstone confirmed this information?

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

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