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

Individual provider Clinical Psychologist · NPI 1255355699

Dr. Alan Robert McThomas, PSYCHOLOGIST is a Clinical Psychologist in Riverside, California. Qualified in 1976, 50 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
50
Licensed in
CA
In the registry since
2006
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Practice location Address checks out

5790 Magnolia Ave Ste 202
Riverside, CA 92506-1874
Phone: (951) 682-7240
Fax: (951) 682-0519
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY5365 (CA)

Record details

NPI number1255355699
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYCHOLOGIST
Sole proprietorYes
NPI enumeratedJuly 27, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1976 (50 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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