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

Dr. Ethan-Quan H Nguyen, MD

Individual provider Procedural Dermatology Physician · NPI 1104828508

Dr. Ethan-Quan H Nguyen, MD is a Dermatology in Riverside, California. Graduated from Georgetown University School of Medicine in 1991, 35 years ago. Accepts Medicare assignment. Licensed in California.

Years since qualifying
35
Trained at
Georgetown University School of Medicine
Licensed in
CA
In the registry since
2005
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

4336 Market St
Riverside, CA 92501-3518
Phone: (951) 682-9293
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Procedural Dermatology Physician (primary) Taxonomy 207NS0135X · Licence G77748 (CA)

Record details

NPI number1104828508
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 15, 2005
Last updated in NPPESAugust 1, 2013

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1991 (35 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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