Provider Profile
Gianna K. Flaaten, NP-C is a nurse practitioner practicing in Castro Valley, CA. This provider record is associated with NPI 1275241119.
Factual summary compiled by Guide.md from public records; not written by this provider.
20401 SANTA MARIA AVE
Castro Valley, CA 94546
Gianna K. Flaaten is a nurse practitioner in Castro Valley, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Gianna K. Flaaten is listed at 20401 Santa Maria Ave, Castro Valley, CA 94546. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (510) 216-1086. Contact the office directly to confirm availability and scheduling.
NPI registry
Gianna K. Flaaten's National Provider Identifier is 1275241119. 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
Gianna K. Flaaten has 4+ years experience. Registered with an NPI since 2022. 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 Gianna K. Flaaten. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.