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

Gwen McWilliams

Individual provider Mental Health Counselor · NPI 1588866230

Gwen McWilliams is a Mental Health Counselor in Oakland, California. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

4368 Lincoln Ave
Oakland, CA 94602-2529
Phone: (510) 531-3111
Fax: (510) 530-8083
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1588866230
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJune 4, 2007
Last updated in NPPESJuly 31, 2008

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