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

Dr. Alexander W. Jahng, MD

Individual provider Internal Medicine Physician · NPI 1295927390

Dr. Alexander W. Jahng, MD is a Gastroenterology in Orange, California. Graduated from University of California, Irvine, California College of Medicine in 2006, 20 years ago. Practices with Faculty Physicians and Surgeons of Llusm, a 1,308-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
20
Trained at
University of California, Irvine, California College of Medicine
Licensed in
CA
In the registry since
2007
Specialties on file
4
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

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 880-7812
Show map & directions

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

Additional practice locations (1)

  • 1000 W. Carson Street, Torrance, CA 90509 — (310) 222-2409

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence A101800 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A101800 (CA)
General Practice Physician Taxonomy 208D00000X · Licence A101800 (CA)
Hospitalist Physician Taxonomy 208M00000X · Licence A101800 (CA)

Record details

NPI number1295927390
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 13, 2007
Last updated in NPPESFebruary 7, 2023
Certification dateFebruary 7, 2023

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduated 2006 (20 years in practice)
Group practice Faculty Physicians And Surgeons Of Llusm — 1308 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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