Provider Profile
Gn D. Niere, NP-C is a nurse practitioner — family based in Napa, CA. Gn is also listed as specializing in nurse practitioner.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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.
2100 NAPA VALLEJO HWY
Napa, CA 94558
Gn D. Niere is a nurse practitioner in Napa, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.
NPI registry
Gn D. Niere is listed at 2100 Napa Vallejo Hwy, Napa, CA 94558. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (707) 253-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Gn D. Niere's National Provider Identifier is 1326841453. 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
Gn D. Niere has 1+ years experience. Registered with an NPI since 2025. 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 Gn D. Niere. 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.