Adam G. Chun, MD
NPI 1801025309ActiveIndividual· Ophthalmology· Panorama City, CA
Ophthalmology (MD) in Panorama City, California, trained at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) (class of 2008). Part D covered 3,119 prescriptions written in 2024, 66% of them generic. Alcon Vision LLC reported $268.76 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1801025309 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 7, 2009 |
| Last updated in NPPES | Dec 2, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A123196 | CA |
| Ophthalmology | 207W00000X | LL31963 | SC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Otolaryngology (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 3,119 · 6,772 30-day fills |
|---|---|
| Patients | 935 |
| Total drug cost | $210,954 |
| Generic share | 66% of claims |
Education and affiliations
| Medical school | Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Otolaryngology |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
- 2025$268.76 · 7 payments from 1 company
- 2024$181.62 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $268.76 | 7 |
What the 2025 payments were for
- Food and Beverage$268.76 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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