Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. Calvin Cregg Johnson I, CADC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1699827147

Mr. Calvin Cregg Johnson I, CADC is an Addiction (Substance Use Disorder) Counselor in San Francisco, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
CADC — Certified Alcohol and Drug Counselor
A certified addiction counsellor.

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Practice location Address checks out

1001 Potrero Ave
San Francisco, CA 94110-3518
Phone: (415) 206-5645
Fax: (414) 206-6875
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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 number1699827147
Entity typeIndividual (Type 1)
GenderMale
Credentials CADC
Sole proprietorNo
NPI enumeratedJanuary 17, 2007
Last updated in NPPESJuly 8, 2007

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