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

Arthur D Williams, PHD APC

Organization Mental Health Clinic/Center (Including Community Mental Health Center) · NPI 1174074355

Arthur D Williams, PHD APC is a Mental Health Clinic/Center (Including Community Mental Health Center) in San Diego, California. Licensed in California. Registered with an NPI since 2016.

Licensed in
CA
In the registry since
2016
What do these letters mean?
APC — A professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

5405 Morehouse Dr Ste 120
San Diego, CA 92121-4723
Phone: (858) 458-5909
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Clinic/Center (Including Community Mental Health Center) (primary) Taxonomy 261QM0801X · Licence PSY6047 (CA)

Record details

NPI number1174074355
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Arthur Williams — Sole Proprietor · (858) 458-5909
NPI enumeratedOctober 21, 2016
Last updated in NPPESOctober 21, 2016
Mailing address7770 Regents Rd # 113-559, San Diego, CA 92122-1937

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