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

Joseph Edward Castillo Jr., RADT

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1417666991

Joseph Edward Castillo Jr., RADT is an Addiction (Substance Use Disorder) Counselor in Walnut Creek, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2022

Practice location Address checks out

1776 Ygnacio Valley Rd Ste 206
Walnut Creek, CA 94598-3125
Phone: (925) 278-1792
Show map & directions

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

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence R1472390622 (CA)

Record details

NPI number1417666991
Entity typeIndividual (Type 1)
GenderMale
Credentials RADT
Sole proprietorYes
NPI enumeratedNovember 23, 2022
Last updated in NPPESNovember 23, 2022
Certification dateOctober 20, 2022

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