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

Ulla B Andrewson, LCSW

Individual provider Clinical Social Worker · NPI 1548593213

Ulla B Andrewson, LCSW is a Clinical Social Worker in Petaluma, California. Qualified in 1982, 44 years ago. Practices with West County Health Centers, Inc, a 19-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
44
Licensed in
CA
In the registry since
2009
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 Address checks out

1301 Southpoint Blvd
Petaluma, CA 94954-6858
Phone: (707) 559-7500
Fax: (707) 559-7540
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 LCS11401 (CA)

Record details

NPI number1548593213
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedSeptember 14, 2009
Last updated in NPPESSeptember 14, 2009
Mailing address1301 Southpoint Blvd, Petaluma, CA 94954-6858

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1982 (44 years in practice)
Group practice West County Health Centers, Inc. — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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