John Zambos, MD
NPI 1750508446ActiveIndividual· Surgery· Titusville, FL
Surgery (MD) in Titusville, Florida, trained at West Virginia University School of Medicine (class of 1983). 180 Medicare patients in 2024, $89,661 paid; nearly all of their 204 Part D prescriptions were generic (98%). Intuitive Surgical, Inc. was the largest of 3 companies reporting payments in 2025, $494.37 in all, mostly food and beverage.
Overview
| NPI | 1750508446 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 20, 2007 |
| Last updated in NPPES | Sep 20, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | ME0056144 | FL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 180 |
|---|---|
| Services billed | 464 across 58 procedure codes |
| Paid by Medicare | $89,661 |
Part D prescriptions in 2024
| Prescriptions (claims) | 204 · 225 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $2,249 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | West Virginia University School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | General Surgery |
| Secondary specialties | Vascular Surgery |
Hospital affiliation
- Parrish Medical CenterTitusville, FL
Industry payments (Open Payments)
- 2025$494.37 · 5 payments from 3 companies
- 2024$4,309 · 22 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $456.29 | 3 |
| Merck Sharp & Dohme LLC | $23.26 | 1 |
| Ethicon US, LLC | $14.82 | 1 |
What the 2025 payments were for
- Food and Beverage$494.37 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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