Quick answers
- Where does John B. Vinh see patients?
- Medicare's clinician data lists 2 practice locations, including National City, CA and San Diego, CA. Call before your visit to confirm the address.
- What is John B. Vinh's specialty?
- Medicare lists Optometry as the primary specialty.
- Does John B. Vinh accept Medicare assignment?
- Yes. Medicare's clinician data says John B. Vinh 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 John B. Vinh?
- (619) 472-1010, as listed in official Medicare / NPI Registry data.
- What is John B. Vinh's NPI number?
- 1003102724. 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 John B. Vinh is enrolled with Medicare (CMS data updated 2026-10-02).
- 655 Euclid Ave, Suite 302National City, CA 91950 (619) 472‑1010
- 6945 El Cajon BlvdSan Diego, CA 92115 (619) 697‑4600
Group practices
Medicare enrollment lists John B. Vinh 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
- Optometryprimary
Other optometrists in National City
Clinicians with the same Medicare primary specialty in National City, CA — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Southern California College Of Optometry |
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003102724 |
| 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