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

Mrs. Rosa Singer, MSW, LCSW

Individual provider Social Worker · NPI 1366745861

Mrs. Rosa Singer, MSW, LCSW is a Clinical Social Worker in Simi Valley, California. Qualified in 2006, 20 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
20
Licensed in
CA
In the registry since
2010
Specialties on file
2
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

See every abbreviation used in this directory →

Practice location Address checks out

3855 Alamo St Ste A
Simi Valley, CA 93063-2104
Phone: (805) 587-8471
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 28441 (CA)
Social Worker Taxonomy 104100000X · Licence ASW20427 (CA)

Record details

NPI number1366745861
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW , LCSW
Sole proprietorYes
NPI enumeratedDecember 6, 2010
Last updated in NPPESOctober 24, 2021
Certification dateOctober 24, 2021

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Simi Valley