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

Mr. William Matthew Smith

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1538630793

Mr. William Matthew Smith is an Addiction (Substance Use Disorder) Counselor in San Rafael, California. Practices as a sole proprietor. Registered with an NPI since 2018.

In the registry since
2018

Practice location Address checks out

291 Smith Ranch Rd
San Rafael, CA 94903-2093
Phone: (415) 492-0818
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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 number1538630793
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedDecember 16, 2018
Last updated in NPPESDecember 16, 2018
Mailing address1204a Lattie Ln, Mill Valley, CA 94941-3408

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