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

Ellison Chang, MD

Individual provider Psychiatry Physician · NPI 1508906181

Ellison Chang, MD is a Psychiatry in Riverside, California. Graduated from University of Hawaii John A. Burns School of Medicine in 1988, 38 years ago. Practices with County of Riverside, a 187-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
38
Trained at
University of Hawaii John A. Burns School of Medicine
Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

9990 County Farm Rd # S-3 S-3
Riverside, CA 92503-3542
Phone: (951) 358-4647
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence G67488 (CA)

Record details

NPI number1508906181
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 6, 2007
Last updated in NPPESJuly 8, 2007
Mailing address10808 Foothill Blvd, S-160 B388, Rancho Cucamonga, CA 91730-3889

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolUNIVERSITY OF HAWAII JOHN A. BURNS SCHOOL OF MEDICINE
Graduated 1988 (38 years in practice)
Group practice County Of Riverside — 187 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Riverside