Ivan P. Hwang, MD
NPI 1023152378ActiveIndividual· Ophthalmology· Antioch, CA
Ophthalmology (MD) in Antioch, California, trained at University of Chicago, Pritzker School of Medicine (class of 1994). In 2024 Medicare paid $393,936 for 949 patients, and Part D covered 1,776 of their prescriptions, 66% of them generic. Nova Eye, Inc. was the largest of 2 companies reporting payments in 2025, $181.25 in all, mostly food and beverage.
Overview
| NPI | 1023152378 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 19, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A68304 | 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 - Ophthalmology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 949 |
|---|---|
| Services billed | 5,820 across 40 procedure codes |
| Paid by Medicare | $393,936 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,776 · 2,433 30-day fills |
|---|---|
| Patients | 411 |
| Total drug cost | $49,805 |
| Generic share | 66% of claims |
Education and affiliations
| Medical school | University of Chicago, Pritzker School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Ophthalmology |
Medical group
- California Eye ClinicSan Ramon, CA · 8 clinicians
Industry payments (Open Payments)
- 2025$181.25 · 2 payments from 2 companies
- 2024$338.16 · 11 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Nova Eye, Inc. | $149.91 | 1 |
| Abbvie Inc. | $31.34 | 1 |
What the 2025 payments were for
- Food and Beverage$181.25 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology providers in Antioch
- 1073658027
- 1134178643
- 1861666059
- 1982748232
- 1972681062
- 1063049195