John Matthew Hardin, MD
NPI 1417969551ActiveIndividual· Dermatology· Nashville, TN
Dermatology (MD) in Nashville, Tennessee, trained at Uniformed Services Uhs Fe Hebert School of Med (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $357,146 for 752 claims, against $130,124 paid for services in 2024. Janssen Biotech, Inc. was the largest of 8 companies reporting payments in 2025, $454.26 in all, mostly food and beverage.
Overview
| NPI | 1417969551 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 13, 2006 |
| Last updated in NPPES | Jun 14, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 35039 | 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 | 569 |
|---|---|
| Services billed | 3,183 across 57 procedure codes |
| Paid by Medicare | $130,124 |
Part D prescriptions in 2024
| Prescriptions (claims) | 752 · 890 30-day fills |
|---|---|
| Patients | 361 |
| Total drug cost | $357,146 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Uniformed Services Uhs Fe Hebert School of Med |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Dermatology |
Medical group
- Heritage Medical Associates PCBrentwood, TN · 164 clinicians
Industry payments (Open Payments)
- 2025$454.26 · 20 payments from 8 companies
- 2024$82.16 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $229.94 | 9 |
| Novartis Pharmaceuticals Corporation | $58.49 | 3 |
| Amgen Inc. | $44.47 | 2 |
| Incyte Corporation | $43.35 | 2 |
| Regeneron Healthcare Solutions, Inc. | $32.87 | 1 |
What the 2025 payments were for
- Food and Beverage$358.14 · 18 payments
- Education$96.12 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 66 dermatologists in Nashville · All dermatologists in Tennessee