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

Ralph Contreras

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1245005479

Ralph Contreras is an Addiction (Substance Use Disorder) Counselor in Berkeley, California. Licensed in California. Registered with an NPI since 2023.

Licensed in
CA
In the registry since
2023

Practice location Address checks out

1835 Allston Way
Berkeley, CA 94703-1764
Phone: (510) 666-9552
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

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

Record details

NPI number1245005479
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedNovember 17, 2023
Last updated in NPPESNovember 17, 2023
Certification dateNovember 17, 2023
Mailing address1835 Allston Way, Berkeley, CA 94703-1764

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