Provider Profile
Listed in the NPI registry as a registered nurse, Sonia Tomaszewski, RN practices in Clayton, CA. NPI 94009000548759 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Sonia Tomaszewski is a registered nurse in Clayton, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Sonia Tomaszewski is listed at Clayton, CA 94517. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
Sonia Tomaszewski's National Provider Identifier is 94009000548759. 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 Sonia Tomaszewski. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.