Allan C. Chastain, M.D.
NPI 1508877341ActiveIndividual· Family Medicine, Adult Medicine· Cleveland, TN
Family Medicine, Adult Medicine (M.D.) in Cleveland, Tennessee, licensed in TN, with an NPI issued in August 2006. Part D covered 37 prescriptions written in 2024, 89% of them generic. Lundbeck LLC was the largest of 4 companies reporting payments in 2025, $65.64 in all, mostly food and beverage.
Overview
| NPI | 1508877341 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 10, 2006 |
| Last updated in NPPES | Feb 12, 2026 |
| Certified by provider | Oct 6, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine, Adult Medicine Primary | 207QA0505X | MD009620 | 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 - Family Practice (TN) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 37 · 58 30-day fills |
|---|---|
| Total drug cost | $2,170 |
| Generic share | 89% of claims |
Industry payments (Open Payments)
- 2025$65.64 · 4 payments from 4 companies
- 2024$55.54 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lundbeck LLC | $18.99 | 1 |
| Glaxosmithkline, LLC. | $18.71 | 1 |
| Astrazeneca Pharmaceuticals LP | $14.15 | 1 |
| Dexcom, Inc. | $13.79 | 1 |
What the 2025 payments were for
- Food and Beverage$65.64 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Family Medicine, Adult Medicine providers in Cleveland
- 1659838647
- 1376682021
- 1396979233
- 1003827858
- 1326151655
All Family Medicine, Adult Medicine providers in Tennessee →