Joan P. Zinkawich, MD
NPI 1770626335ActiveIndividual· Internal Medicine· Londonderry, NH
Internal Medicine (MD) in Londonderry, New Hampshire, licensed in NH and NY, with an NPI issued in February 2007. Enrolled in Medicare as practitioner - family practice and practitioner - internal medicine. Glaxosmithkline, LLC. reported $109.25 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1770626335 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 14, 2007 |
| Last updated in NPPES | Nov 21, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 13732 | NH |
| Internal Medicine | 207R00000X | 184602-1 | NY |
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 - Family Practice (NH); Practitioner - Internal Medicine (TX) |
|---|
Industry payments (Open Payments)
- 2025$109.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $109.25 | 1 |
What the 2025 payments were for
- Food and Beverage$109.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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