Ellen F. Liuzza, MD
NPI 1437158920ActiveIndividual· Internal Medicine· Oak Ridge, TN
Internal Medicine (MD) in Oak Ridge, Tennessee, trained at Tulane University School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $508,809 for 7,502 claims, against $111,157 paid for services in 2024.
Overview
| NPI | 1437158920 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 18, 2005 |
| Last updated in NPPES | Oct 31, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 41358 | 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 - Internal Medicine (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 304 |
|---|---|
| Services billed | 3,994 across 89 procedure codes |
| Paid by Medicare | $111,157 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,502 · 18,082 30-day fills |
|---|---|
| Patients | 612 |
| Total drug cost | $508,809 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Tulane University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
Medical group
- Covenant Medical Group IncKnoxville, TN · 365 clinicians
Hospital affiliation
- Methodist Medical Center of Oak RidgeOak Ridge, TN
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Oak Ridge
- 1053575357
- 1225075021
- 1487814414
- 1639125495
- 1679910137
- 1699716910
- 1780603084
- 1891290656
- 1023635224
- 1497374276
- 1518346402
- 1992016364
All 22 internal medicine physicians in Oak Ridge · All internal medicine physicians in Tennessee