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

Ellen D Gim, MD

Individual provider Internal Medicine Physician · NPI 1861596223

Ellen D Gim, MD is an Internal Medicine in Fountain Valley, California. Graduated from Ohio State University College of Medicine in 1989, 37 years ago. Practices with Memorialcare Medical Foundation, a 562-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
37
Trained at
Ohio State University College of Medicine
Licensed in
CA
In the registry since
2006
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

17360 Brookhurst St
Fountain Valley, CA 92708-3720
Phone: (714) 665-1797
Fax: (714) 665-4680
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 17 Skygate, Aliso Viejo, CA 92656 — (949) 943-2671

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G071544 (CA)

Record details

NPI number1861596223
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 7, 2006
Last updated in NPPESMarch 17, 2018
Mailing address17360 Brookhurst St, Fountain Valley, CA 92708-3720

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1989 (37 years in practice)
Group practice Memorialcare Medical Foundation — 562 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Fountain Valley