John Michael Nassif, M.D.
NPI 1982698049ActiveIndividual· Ophthalmology· Naples, FL
Ophthalmology (M.D.) in Naples, Florida, trained at University of Iowa, Rj & L Carver College of Medicine (class of 1984). In 2024 Medicare paid $176,430 for 387 patients, and Part D covered 592 of their prescriptions, 23% of them generic. Merz North America, Inc. reported $62.11 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1982698049 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 6, 2005 |
| Last updated in NPPES | May 23, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | ME66463 | FL |
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 (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 387 |
|---|---|
| Services billed | 3,668 across 49 procedure codes |
| Paid by Medicare | $176,430 |
Part D prescriptions in 2024
| Prescriptions (claims) | 592 · 639 30-day fills |
|---|---|
| Patients | 366 |
| Total drug cost | $32,989 |
| Generic share | 23% of claims |
Education and affiliations
| Medical school | University of Iowa, Rj & L Carver College of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Ophthalmology |
Medical group
- Jeffrey L Zimm MD PANaples, FL · 5 clinicians
Hospital affiliation
- Naples Community HospitalNaples, FL
Industry payments (Open Payments)
- 2025$62.11 · 2 payments from 1 company
- 2024$230.43 · 9 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz North America, Inc. | $62.11 | 2 |
What the 2025 payments were for
- Food and Beverage$62.11 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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