Lee B. Dittrich, MD
NPI 1316905862ActiveIndividual· Dermatology· Knoxville, TN
Dermatology (MD) in Knoxville, Tennessee, trained at Wake Forest University School of Medicine (class of 1998). 704 Medicare patients in 2024, $322,683 paid; nearly all of their 846 Part D prescriptions were generic (98%). Novartis Pharmaceuticals Corporation was the largest of 14 companies reporting payments in 2025, $1,052 in all, mostly food and beverage.
Overview
| NPI | 1316905862 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 3, 2006 |
| Last updated in NPPES | Apr 2, 2026 |
| Certified by provider | Apr 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 36383 | TN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 704 |
|---|---|
| Services billed | 8,655 across 70 procedure codes |
| Paid by Medicare | $322,683 |
Part D prescriptions in 2024
| Prescriptions (claims) | 846 · 1,000 30-day fills |
|---|---|
| Patients | 354 |
| Total drug cost | $115,345 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Wake Forest University School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Dermatology |
Medical group
- Knoxville Dermatology Group PCKnoxville, TN · 30 clinicians
Industry payments (Open Payments)
- 2025$1,052 · 47 payments from 14 companies
- 2024$1,887 · 91 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $253.94 | 10 |
| Regeneron Healthcare Solutions, Inc. | $241.58 | 8 |
| Sun Pharmaceutical Industries Inc. | $102.15 | 5 |
| Janssen Biotech, Inc. | $101.32 | 5 |
| Mayne Pharma Commercial LLC | $68.78 | 4 |
What the 2025 payments were for
- Food and Beverage$1,052 · 47 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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