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

John Hwang, MD

Individual provider Retina Specialist (Ophthalmology) Physician · NPI 1629235510

John Hwang, MD is an Ophthalmology in Laguna Hills, California. Graduated from Columbia University College of Physicians and Surgeons in 2005, 21 years ago. Practices with Retina Associates of Orange County, a 5-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
21
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
CA
In the registry since
2008
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

23521 Paseo De Valencia Ste 207
Laguna Hills, CA 92653-3107
Phone: (949) 707-5125
Show map & directions

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

Specialties & licences

Retina Specialist (Ophthalmology) Physician (primary) Taxonomy 207WX0107X · Licence A112582 (CA)

Record details

NPI number1629235510
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 19, 2008
Last updated in NPPESMarch 27, 2017

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 2005 (21 years in practice)
Group practice Retina Associates Of Orange County — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare