Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Chelsea Marie Vielhauer, MSW, LCSW

Individual provider Clinical Social Worker · NPI 1912682840

Chelsea Marie Vielhauer, MSW, LCSW is a Clinical Social Worker in Santa Clara, California. Qualified in 2020, 6 years ago. Practices with Moona Medical Group of California PC, a 25-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Licensed in
CA
In the registry since
2023
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.

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Practice location Address checks out

5201 Great America Pkwy Ste 320
Santa Clara, CA 95054-1140
Phone: (323) 205-7088
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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 LCSW114678 (CA)

Record details

NPI number1912682840
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW , LCSW
Sole proprietorNo
NPI enumeratedJune 19, 2023
Last updated in NPPESSeptember 2, 2026
Certification dateSeptember 2, 2026

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Moona Medical Group Of California Pc — 25 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Colleagues at Moona Medical Group of California PC

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 25 clinicians in the practice; 12 are shown here.

Other providers in Santa Clara