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

Donald Gary Williams

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1073001210

Donald Gary Williams is an Addiction (Substance Use Disorder) Counselor in San Marcos, California. Licensed in California. Registered with an NPI since 2018.

Licensed in
CA
In the registry since
2018

Practice location Address checks out

1560 Capalina Rd
San Marcos, CA 92069-1288
Phone: (760) 744-2104
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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 · Licence AO22580316 (CA)

Record details

NPI number1073001210
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedApril 24, 2018
Last updated in NPPESApril 24, 2018
Mailing address24852 Oxley Ct, Murrieta, CA 92562-5810

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