Physician Profile

Mary L. Grewal, D.O.

Unclaimed Profile

About Dr. Grewal

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Specialty

Vascular Surgery (Primary)

Credentials & Licensing

CA license19531
NPI1821480732
NPI issued03/02/2015

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing 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 is Mary L. Grewal's specialty?

Mary L. Grewal is a vascular surgeon in Loma Linda, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular Surgery”.

NPI registry

Where can I find Mary L. Grewal?

Mary L. Grewal is listed at 11201 Benton St, Loma Linda, CA 92357. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Mary L. Grewal?

The number on file is (098) 257-0849. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Mary L. Grewal's NPI number?

Mary L. Grewal's National Provider Identifier is 1821480732. 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 Mary L. Grewal been practicing?

Mary L. Grewal has 11+ years experience. Registered with an NPI since 2015. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Mary L. Grewal confirmed this information?

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

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.