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

Miss. Gretchen Monique Richardson

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1497805865

Miss. Gretchen Monique Richardson is an Addiction (Substance Use Disorder) Counselor in San Francisco, California. Practices as a sole proprietor. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

890 Hayes St
San Francisco, CA 94117-2615
Phone: (415) 701-5100
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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

Record details

NPI number1497805865
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedJanuary 10, 2007
Last updated in NPPESJuly 8, 2007

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