Scott Duncan, M.D.
NPI 1841582236ActiveIndividual· Internal Medicine, Gastroenterology· Germantown, TN
Internal Medicine, Gastroenterology (M.D.) in Germantown, Tennessee, trained at University of Tennessee, Hsc, College of Medicine (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $968,170 for 1,877 claims, against $427,037 paid for services in 2024. Lilly USA, LLC was the largest of 19 companies reporting payments in 2025, $62,144 in all, mostly speaking and faculty fees.
Overview
| NPI | 1841582236 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 4, 2011 |
| Last updated in NPPES | Feb 10, 2026 |
| Certified by provider | Feb 10, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 51521 | TN |
| Internal Medicine, Gastroenterology | 207RG0100X | 25579 | MS |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (MS); Practitioner - Gastroenterology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 974 |
|---|---|
| Services billed | 16,769 across 77 procedure codes |
| Paid by Medicare | $427,037 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,877 · 3,226 30-day fills |
|---|---|
| Patients | 608 |
| Total drug cost | $968,170 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Gastroenterology Center of the Midsouth PLLCJackson, TN · 149 clinicians
Hospital affiliations
- Baptist Memorial HospitalMemphis, TN
- Baptist Memorial Hospital TiptonCovington, TN
- Marshall Medical CentersBoaz, AL
- Methodist Hospitals of MemphisMemphis, TN
- St Francis HospitalMemphis, TN
Industry payments (Open Payments)
- 2025$62,144 · 253 payments from 19 companies
- 2024$23,950 · 196 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $33,688 | 32 |
| Phathom Pharmaceuticals, Inc. | $14,644 | 26 |
| Janssen Biotech, Inc. | $10,514 | 28 |
| Abbvie Inc. | $1,502 | 62 |
| Madrigal Pharmaceuticals | $313.68 | 10 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$54,594 · 31 payments
- Food and Beverage$4,100 · 212 payments
- Travel and Lodging$3,440 · 9 payments
- Education$9.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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