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

Dr. John J Hong, MD

Individual provider Gastroenterology Physician · NPI 1023088630

Dr. John J Hong, MD is a Gastroenterology in Fallbrook, California. Graduated from University of Miami, Lm Miller School of Medicine in 1996, 30 years ago. Practices with United Medical Doctors, a 169-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
30
Trained at
University of Miami, Lm Miller School 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

521 E Elder St #104
Fallbrook, CA 92028
Phone: (760) 728-9560
Fax: (760) 728-9020
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence A63582 (CA)

Record details

NPI number1023088630
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 25, 2006
Last updated in NPPESJanuary 5, 2026
Certification dateJanuary 5, 2026

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolUNIVERSITY OF MIAMI, LM MILLER SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice United Medical Doctors — 169 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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