Robert Carl Griffith III, MD
NPI 1689758138ActiveIndividual· Dermatology· Knoxville, TN
Dermatology (MD) in Knoxville, Tennessee, trained at Tulane University School of Medicine (class of 1973). Their prescriptions cost Medicare Part D more than their services did: $809,072 for 3,121 claims, against $332,096 paid for services in 2024. Ucb, Inc. was the largest of 13 companies reporting payments in 2025, $2,276 in all, mostly food and beverage.
Overview
| NPI | 1689758138 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 24, 2006 |
| Last updated in NPPES | May 22, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | MD10201 | 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 - Dermatology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,890 |
|---|---|
| Services billed | 10,061 across 55 procedure codes |
| Paid by Medicare | $332,096 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,121 · 4,378 30-day fills |
|---|---|
| Patients | 1,138 |
| Total drug cost | $809,072 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Tulane University School of Medicine |
|---|---|
| Graduation year | 1973 |
| Medicare specialty | Dermatology |
Medical group
- Robert Carl Griffith MDKnoxville, TN · 2 clinicians
Hospital affiliation
- Blount Memorial HospitalMaryville, TN
Industry payments (Open Payments)
- 2025$2,276 · 119 payments from 13 companies
- 2024$2,987 · 160 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ucb, Inc. | $370.07 | 31 |
| Lilly USA, LLC | $305.34 | 15 |
| Sun Pharmaceutical Industries Inc. | $282.29 | 15 |
| Genzyme Corporation | $274.45 | 6 |
| Abbvie Inc. | $247.41 | 17 |
What the 2025 payments were for
- Food and Beverage$2,276 · 119 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 dermatologists in Knoxville · All dermatologists in Tennessee