Are you Dr. Alphonso? This profile is yours to edit: update your address, phone, photo and services.

Edit this profile

Physician Profile

Nelson Alphonso, MD

Is this you? Edit this profile

At a glance

About Dr. Alphonso

Nelson Alphonso, MD practices surgery in San Francisco, CA. The provider's National Provider Identifier (NPI) is 1992759187.

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

Specialty

Surgery (Primary)

Credentials & Licensing

99 · Physician and Surgeon AMedical Board of California
No. 90383CurrentExpires Jul 2028Since 2005
NPINational Provider Identifier
1992759187Issued 2006

Snapshot · verify with the board ↗

Common questions

What does Dr. Alphonso specialize in?

Dr. Alphonso 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

Where is Dr. Alphonso located?

Dr. Alphonso is listed at 400 Parnassus Ave, San Francisco, CA 94143. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Alphonso's phone number?

The number on file is (415) 353-2813. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Dr. Alphonso?

Dr. Alphonso's National Provider Identifier is 1992759187. 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 much experience does Dr. Alphonso have?

Dr. Alphonso 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

Is Dr. Alphonso's profile verified?

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

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.