Provider Profile
Sinai Castaneda is a marriage & family therapist based in Walnut Creek, CA. Sinai is also listed as specializing in addiction & substance abuse counselor.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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.
2730 SHADELANDS DR
Walnut Creek, CA 94598
2730 Shadelands Dr Bldg 10
Walnut Creek, CA 94598
Sinai Castaneda is a marriage and family therapist in Walnut Creek, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Marriage & Family Therapist”.
NPI registry
Sinai Castaneda is listed at 2730 Shadelands Dr, Walnut Creek, CA 94598. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (925) 849-8973. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Sinai Castaneda's National Provider Identifier is 1992113229. 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
Sinai Castaneda has 12+ years experience. Registered with an NPI since 2014. 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 Sinai Castaneda. 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.