David H. McMillen, M.D.
NPI 1275524936ActiveIndividual· Internal Medicine, Gastroenterology· Nashville, TN
Internal Medicine, Gastroenterology (M.D.) in Nashville, Tennessee, trained at University of Texas Medical School at Houston (class of 1999). In 2024 Medicare paid $64,199 for 383 patients, and Part D covered 602 of their prescriptions, 86% of them generic. Lilly USA, LLC reported $15.27 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1275524936 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 2, 2005 |
| Last updated in NPPES | Jul 18, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD35384 | 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 - Gastroenterology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 383 |
|---|---|
| Services billed | 1,214 across 54 procedure codes |
| Paid by Medicare | $64,199 |
Part D prescriptions in 2024
| Prescriptions (claims) | 602 · 952 30-day fills |
|---|---|
| Patients | 152 |
| Total drug cost | $58,078 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at Houston |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Gastroenterology |
Medical group
- Heritage Medical Associates PCBrentwood, TN · 164 clinicians
Industry payments (Open Payments)
- 2025$15.27 · 1 payment from 1 company
- 2024$84.74 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $15.27 | 1 |
What the 2025 payments were for
- Food and Beverage$15.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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