John Ryan Gedney, MD
NPI 1770109761ActiveIndividual· Surgery, Vascular Surgery· Darien, CT
Surgery, Vascular Surgery (MD) in Darien, Connecticut, trained at Medical University of South Carolina College of Medicine (class of 2020). Part D covered 49 prescriptions written in 2024, 98% of them generic. Penumbra, Inc. was the largest of 7 companies reporting payments in 2025, $5,042 in all, mostly food and beverage.
Overview
| NPI | 1770109761 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 25, 2020 |
| Last updated in NPPES | Jun 25, 2026 |
| Certified by provider | Jun 25, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | 85372 | CT |
| Surgery, Vascular Surgery | 2086S0129X | LL84642 | 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 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 - Vascular Surgery (CT) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 49 · 85 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $993.81 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Vascular Surgery |
Industry payments (Open Payments)
- 2025$5,042 · 26 payments from 7 companies
- 2024$302.69 · 8 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Penumbra, Inc. | $2,434 | 4 |
| Medtronic, Inc. | $1,540 | 2 |
| W. L. Gore & Associates, Inc. | $378.39 | 6 |
| Surmodics, Inc. | $261.02 | 2 |
| Cook Medical LLC | $246.24 | 10 |
What the 2025 payments were for
- Food and Beverage$1,787 · 23 payments
- Travel and Lodging$1,755 · 2 payments
- Grant$1,500 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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