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

Mr. Darrell Wayne Williamson

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1912115213

Mr. Darrell Wayne Williamson is an Addiction (Substance Use Disorder) Counselor in San Diego, California. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

6244 El Cajon Blvd Ste 15
San Diego, CA 92115-3918
Phone: (619) 287-8225
Fax: (619) 287-4146
Show map & directions

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 number1912115213
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMay 18, 2007
Last updated in NPPESJuly 10, 2007

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