William Walter Wassynger, M.D.
NPI 1700889888ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Cookeville, TN
Internal Medicine, Clinical Cardiac Electrophysiology (M.D.) in Cookeville, Tennessee, trained at Columbia University College of Physicians and Surgeons (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $864,790 for 2,262 claims, against $164,332 paid for services in 2024. Zoll Services LLC (A/K/A Zoll Lifecor Corp) was the largest of 2 companies reporting payments in 2025, $79.98 in all, mostly food and beverage.
Overview
| NPI | 1700889888 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 23, 2005 |
| Last updated in NPPES | Jun 17, 2022 |
| Certified by provider | Jun 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | 37302 | TN |
| Internal Medicine, Clinical Cardiac Electrophysiology | 207RC0001X | TP580 | KY |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | TP580 | KY |
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 - Cardiac Electrophysiology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 834 |
|---|---|
| Services billed | 3,735 across 54 procedure codes |
| Paid by Medicare | $164,332 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,262 · 5,450 30-day fills |
|---|---|
| Patients | 444 |
| Total drug cost | $864,790 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Cardiac Electrophysiology |
Medical groups
- Stern Cardiovascular Center, PACollierville, TN · 127 clinicians
- Crmc Mso Sub 1 IncorporatedCookeville, TN · 21 clinicians
Hospital affiliation
- Cookeville Regional Medical CenterCookeville, TN
Industry payments (Open Payments)
- 2025$79.98 · 4 payments from 2 companies
- 2024$137.36 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $57.57 | 3 |
| Medtronic, Inc. | $22.41 | 1 |
What the 2025 payments were for
- Food and Beverage$79.98 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Clinical Cardiac Electrophysiology providers in Cookeville
- 1104925536
- 1144740184
All Internal Medicine, Clinical Cardiac Electrophysiology providers in Tennessee