Quick answers
- Where does Eric S. Hwang see patients?
- Medicare's clinician data lists 2 practice locations, including Garden Grove, CA and Fullerton, CA. Call before your visit to confirm the address.
- What is Eric S. Hwang's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Eric S. Hwang accept Medicare assignment?
- Yes. Medicare's clinician data says Eric S. Hwang accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Eric S. Hwang?
- (714) 534-8100, as listed in official Medicare / NPI Registry data.
- What is Eric S. Hwang's NPI number?
- 1538620802. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Eric S. Hwang is enrolled with Medicare (CMS data updated 2026-10-02).
- 12828 Harbor Blvd, Suite 330Garden Grove, CA 92840 (714) 534‑8100
- 1950 Sunny Crest Dr, Suite 3200Fullerton, CA 92835 (714) 278‑1834
Group practices
Medicare enrollment lists Eric S. Hwang as a member of this group (CMS data updated 2026-10-02).
- Retina Institute of California Medical Group, a California Medical Par77 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Garden Grove
Clinicians with the same Medicare primary specialty in Garden Grove, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1538620802 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians