Adam Allan, DO
NPI 1992149074ActiveIndividual· Dermatology· Clarksville, TN
Dermatology (DO) in Clarksville, Tennessee, trained at Lake Erie College of Osteopathic Medicine, Erie (class of 2013). Their prescriptions cost Medicare Part D more than their services did: $654,660 for 1,287 claims, against $436,382 paid for services in 2024. Janssen Biotech, Inc. was the largest of 20 companies reporting payments in 2025, $1,966 in all, mostly food and beverage.
Overview
| NPI | 1992149074 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Apr 19, 2013 |
| Last updated in NPPES | Apr 14, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 3170 | 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 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 | 1,665 |
|---|---|
| Services billed | 9,808 across 80 procedure codes |
| Paid by Medicare | $436,382 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,287 · 1,506 30-day fills |
|---|---|
| Patients | 542 |
| Total drug cost | $654,660 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Lake Erie College of Osteopathic Medicine, Erie |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Dermatology |
Medical group
- Nashville Skin and Cancer, PLCClarksville, TN · 18 clinicians
Industry payments (Open Payments)
- 2025$1,966 · 119 payments from 20 companies
- 2024$2,536 · 131 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $355.75 | 28 |
| Sun Pharmaceutical Industries Inc. | $316.82 | 18 |
| Novartis Pharmaceuticals Corporation | $192.89 | 10 |
| Lilly USA, LLC | $153.70 | 9 |
| Abbvie Inc. | $153.09 | 9 |
What the 2025 payments were for
- Food and Beverage$1,966 · 119 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology providers in Clarksville
- 1669486585
- 1902122096
- 1659335750
- 1932320397
- 1073909156