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

Hilary Mackay Weidig, LCSW

Individual provider Mental Health Counselor · NPI 1376165787

Hilary Mackay Weidig, LCSW is a Mental Health Counselor in San Diego, California. Licensed in California. Registered with an NPI since 2020.

Licensed in
CA
In the registry since
2020
Specialties on file
4
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location PO Box

The provider listed a PO Box rather than a street location, so this is not a walk-in address.

PO Box 710145
San Diego, CA 92171-0145
Phone: (619) 235-2600
Fax: (619) 696-9573
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 114845 (CA)
Mental Health Counselor Taxonomy 101YM0800X
Clinical Social Worker Taxonomy 1041C0700X · Licence 97952 (CA)
Social Worker Taxonomy 104100000X

Record details

NPI number1376165787
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedMay 8, 2020
Last updated in NPPESFebruary 10, 2026
Certification dateFebruary 10, 2026

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