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

Individual provider Psychologist · NPI 1700902285

Michael Gass, PHD is a Clinical Psychologist in Mission Viejo, California. Qualified in 1975, 51 years ago. Accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
51
Licensed in
CA
In the registry since
2007
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

27001 La Paz Rd Ste 290
Mission Viejo, CA 92691-5502
Phone: (949) 462-0102
Fax: (949) 462-0124
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence #PSY5201 (CA)

Record details

NPI number1700902285
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedMarch 22, 2007
Last updated in NPPESAugust 19, 2008

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1975 (51 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Mission Viejo