Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Sinai Castaneda

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1992113229

Sinai Castaneda is an Addiction (Substance Use Disorder) Counselor in Walnut Creek, California. Works from 2 locations. Registered with an NPI since 2014.

In the registry since
2014
Specialties on file
2

Practice location Address checks out

2730 Shadelands Dr
Walnut Creek, CA 94598-2538
Phone: (925) 849-8973
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2730 Shadelands Dr Bldg 10, Walnut Creek, CA 94598-2538 — (925) 849-8973

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X

Record details

NPI number1992113229
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJuly 30, 2014
Last updated in NPPESJanuary 31, 2023
Certification dateJanuary 26, 2023
Mailing address107 Jackson St, Hayward, CA 94544-1948

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