Zenon Protopapas, MD
NPI 1083606321ActiveIndividual· Radiology, Diagnostic Radiology· New Haven, CT
Radiology, Diagnostic Radiology (MD) with Midstate Radiology Associates LLC and 1 other group, practicing in New Haven, Connecticut. Medicare paid $14,878 for services to 53 patients in 2024. Ge Healthcare reported $1,013 in payments in 2025, mostly travel and lodging. Lists Midstate Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1083606321 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 22, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 030336 | CT |
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 - Diagnostic Radiology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 53 |
|---|---|
| Services billed | 2,884 across 5 procedure codes |
| Paid by Medicare | $14,878 |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Diagnostic Radiology |
Medical groups
- Midstate Radiology Associates LLCBristol, CT · 92 clinicians
- Meriden Imaging Center IncCheshire, CT · 57 clinicians
Hospital affiliations
- Midstate Medical CenterMeriden, CT
- William W Backus HospitalNorwich, CT
Industry payments (Open Payments)
- 2025$1,013 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ge Healthcare | $1,013 | 2 |
What the 2025 payments were for
- Travel and Lodging$1,013 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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