Provider Profile
Listed in the NPI registry as a nurse practitioner, Ryan J. Singer, NP practices in Fairfield, CA. NPI 94004095025210 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Ryan J. Singer is a nurse practitioner in Fairfield, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Ryan J. Singer is listed at Fairfield, CA 94533. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
Ryan J. Singer's National Provider Identifier is 94004095025210. 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
Not yet. This profile is built from public federal data and has not been confirmed by Ryan J. Singer. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.