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

Individual provider Psychologist · NPI 1346626744

Dr. Barbara Elizabeth Prosniewski, PHD is a Clinical Psychologist in Santa Rosa, California. Qualified in 1996, 30 years ago. Practices with Redwood Psychology Center Inc, a 4-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
30
Licensed in
CA
In the registry since
2015
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

920 Mendocino Ave Ste 4
Santa Rosa, CA 95401-4860
Phone: (707) 583-2363
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 19375 Hwy 116, Monte Rio, CA 95462 — (707) 865-1200

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY17496 (CA)

Record details

NPI number1346626744
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedAugust 7, 2015
Last updated in NPPESApril 1, 2025
Certification dateMarch 24, 2025

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Redwood Psychology Center Inc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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