Provider Profile
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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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
7315 S. LOOP 1604 W.
San Antonio, TX 78069
Sylvia Allen is a nurse practitioner in San Antonio, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.
NPI registry
Sylvia Allen is listed at 7315 S. Loop 1604 W., San Antonio, TX 78069. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (210) 922-7000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Sylvia Allen's National Provider Identifier is 1275647679. 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
Sylvia Allen 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
Not yet. This profile is built from public federal data and has not been confirmed by Sylvia Allen. 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.