Eric Zhang
NPI 1982282760ActiveIndividual· Optometrist· Diamond Bar, CA
Optometrist in Diamond Bar, California, trained at Southern California College of Optometry (class of 2021). Their prescriptions cost Medicare Part D more than their services did: $81,633 for 864 claims, against $16,596 paid for services in 2024. Alcon Vision LLC was the largest of 7 companies reporting payments in 2025, $1,691 in all, mostly food and beverage.
Overview
| NPI | 1982282760 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 1, 2021 |
| Last updated in NPPES | Mar 24, 2023 |
| Certified by provider | Mar 24, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 34965 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Optometry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 106 |
|---|---|
| Services billed | 281 across 16 procedure codes |
| Paid by Medicare | $16,596 |
Part D prescriptions in 2024
| Prescriptions (claims) | 864 · 1,636 30-day fills |
|---|---|
| Patients | 222 |
| Total drug cost | $81,633 |
| Generic share | 57% of claims |
Education and affiliations
| Medical school | Southern California College of Optometry |
|---|---|
| Graduation year | 2021 |
| Medicare specialty | Optometry |
Medical groups
- Wayne H Martin MD IncDiamond Bar, CA · 3 clinicians
- Tina S. Patel, O.D., Professional CorporationLos Angeles, CA · 2 clinicians
Industry payments (Open Payments)
- 2025$1,691 · 47 payments from 7 companies
- 2024$587.51 · 12 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $483.37 | 11 |
| Sun Pharmaceutical Industries Inc. | $441.85 | 15 |
| Dompe US, Inc. | $363.24 | 13 |
| Janssen Biotech, Inc. | $145.64 | 1 |
| Bausch & Lomb Americas Inc. | $142.82 | 2 |
What the 2025 payments were for
- Food and Beverage$1,691 · 47 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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