Elizabeth Noble Ergen, M.D.
NPI 1821350521ActiveIndividual· Dermatology· Nashville, TN
Dermatology (M.D.) in Nashville, Tennessee, trained at University of Tennessee, Hsc, College of Medicine (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $860,332 for 707 claims, against $37,091 paid for services in 2024. Regeneron Healthcare Solutions, Inc. was the largest of 14 companies reporting payments in 2025, $652.22 in all, mostly food and beverage.
Overview
| NPI | 1821350521 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 9, 2012 |
| Last updated in NPPES | Apr 6, 2026 |
| Certified by provider | Apr 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 58026 | TN |
| Dermatology | 207N00000X | 34851 | AL |
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 - Dermatology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 143 |
|---|---|
| Services billed | 808 across 30 procedure codes |
| Paid by Medicare | $37,091 |
Part D prescriptions in 2024
| Prescriptions (claims) | 707 · 1,014 30-day fills |
|---|---|
| Patients | 130 |
| Total drug cost | $860,332 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Dermatology |
Medical group
- Knoxville Dermatology Group PCKnoxville, TN · 30 clinicians
Hospital affiliation
- University Health System, IncKnoxville, TN
Industry payments (Open Payments)
- 2025$652.22 · 28 payments from 14 companies
- 2024$1,721 · 94 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $153.43 | 5 |
| Ucb, Inc. | $117.65 | 6 |
| Biowound Solutions, Inc. | $73.15 | 2 |
| Novartis Pharmaceuticals Corporation | $60.55 | 2 |
| Abbvie Inc. | $47.26 | 3 |
What the 2025 payments were for
- Food and Beverage$652.22 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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