Provider Profile
No biography has been added yet. Is this you? Claim this profile to add one.
Source: NPPES NPI Registry
870 MARKET ST STE 928
San Francisco, CA 94102
Sergio A. Alas is a counselor in San Francisco, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Sergio A. Alas is listed at 870 Market St Ste 928, San Francisco, CA 94102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (415) 960-5237. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Sergio A. Alas's National Provider Identifier is 1215633433. 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
Sergio A. Alas has 3+ years experience. Registered with an NPI since 2023. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Not yet. This profile is built from public federal data and has not been confirmed by Sergio A. Alas. 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.