Mark Wathen, MD
NPI 1104925536ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Cookeville, TN
Internal Medicine, Clinical Cardiac Electrophysiology (MD) in Cookeville, Tennessee, trained at Louisiana State University School of Medicine in New Orleans (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $1,066,513 for 3,290 claims, against $264,554 paid for services in 2024. Biosense Webster, Inc. was the largest of 5 companies reporting payments in 2025, $709.97 in all, mostly food and beverage.
Overview
| NPI | 1104925536 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 22, 2006 |
| 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 | 23921 | TN |
| Internal Medicine | 207R00000X | 23921 | TN |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 23921 | TN |
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 | 1,276 |
|---|---|
| Services billed | 5,935 across 72 procedure codes |
| Paid by Medicare | $264,554 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,290 · 7,459 30-day fills |
|---|---|
| Patients | 1,008 |
| Total drug cost | $1,066,513 |
| Generic share | 63% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Cardiac Electrophysiology |
Medical groups
- Stern Cardiovascular Center, PACollierville, TN · 127 clinicians
- Crmc Mso Sub 1 IncorporatedCookeville, TN · 21 clinicians
Hospital affiliations
- Cookeville Regional Medical CenterCookeville, TN
- University Health System, IncKnoxville, TN
Industry payments (Open Payments)
- 2025$709.97 · 14 payments from 5 companies
- 2024$243.99 · 12 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biosense Webster, Inc. | $427.19 | 4 |
| Boston Scientific Corporation | $160.60 | 3 |
| Medtronic, Inc. | $44.80 | 2 |
| Biotronik Inc. | $44.11 | 3 |
| Baxter Healthcare | $33.27 | 2 |
What the 2025 payments were for
- Food and Beverage$709.97 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Clinical Cardiac Electrophysiology providers in Cookeville
- 1700889888
- 1144740184
All Internal Medicine, Clinical Cardiac Electrophysiology providers in Tennessee