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

Mr. Roger Courtney Garrison, DO

Individual provider Internal Medicine Physician · NPI 1013941475

Mr. Roger Courtney Garrison, DO is an Internal Medicine in Moreno Valley, California. Graduated from Oklahoma State University College of Osteopathic Medicine in 1999, 27 years ago. Practices with Riverside Faculty Medical Group Inc, a 75-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
27
Trained at
Oklahoma State University College of Osteopathic Medicine
Licensed in
CA
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

26520 Cactus Ave
Moreno Valley, CA 92555-3927
Phone: (951) 486-5700
Fax: (951) 486-5705
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 20A7705 (CA)

Record details

NPI number1013941475
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 10, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOKLAHOMA STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1999 (27 years in practice)
Group practice Riverside Faculty Medical Group Inc — 75 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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