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

William Charles Wirshing, MD

Individual provider Geriatric Psychiatry Physician · NPI 1265621601

William Charles Wirshing, MD is a Geriatric Psychiatry Physician in Los Angeles, California. Practices as a sole proprietor and works from 3 locations. Licensed in California.

Licensed in
CA
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1920 Marengo St
Los Angeles, CA 90033
Phone: (323) 276-6400
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 4411 E Kings Canyon Rd, Fresno, CA 93702-3604 — (559) 453-1008
  • 1920 Marengo St, Los Angeles, CA 90033 — (323) 276-6400

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence G50986 (CA)
Geriatric Psychiatry Physician Taxonomy 2084P0805X · Licence G50986 (CA)

Record details

NPI number1265621601
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 22, 2007
Last updated in NPPESJanuary 3, 2019

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