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

Thoams Lee Welch

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1770065013

Thoams Lee Welch is an Addiction (Substance Use Disorder) Counselor in San Anselmo, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2018

Practice location Address checks out

300 Sunnyhills Dr Bldg 3
San Anselmo, CA 94960-1909
Phone: (415) 457-3200
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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 number1770065013
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedSeptember 4, 2018
Last updated in NPPESSeptember 4, 2018
Mailing address300 Sunnyhills Dr # 3, San Anselmo, CA 94960-1909

Other providers in San Anselmo