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

Mrs. Margaret Witter

Individual provider Clinical Social Worker · NPI 1073044400

Mrs. Margaret Witter is a Clinical Social Worker in Napa, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2017

Practice location Address checks out

1200 Napa Vallejo Hwy
Napa, CA 94558-6293
Phone: (707) 253-5955
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 23852 (CA)

Record details

NPI number1073044400
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMarch 27, 2017
Last updated in NPPESMarch 27, 2017

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