Mark D. Shepherd, M.D.
NPI 1760499867ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Tupelo, MS
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in Tupelo, Mississippi, trained at Emory University School of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $909,416 for 5,704 claims, against $460,242 paid for services in 2024. Xeris Pharmaceuticals, Inc. was the largest of 30 companies reporting payments in 2025, $2,538 in all, mostly food and beverage.
Overview
| NPI | 1760499867 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 2, 2006 |
| Last updated in NPPES | Mar 4, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 14824 | MS |
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 - Endocrinology (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,641 |
|---|---|
| Services billed | 28,736 across 46 procedure codes |
| Paid by Medicare | $460,242 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,704 · 13,128 30-day fills |
|---|---|
| Patients | 876 |
| Total drug cost | $909,416 |
| Generic share | 70% of claims |
Education and affiliations
| Medical school | Emory University School of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Endocrinology |
Medical group
- Mark Devin ShepherdTupelo, MS · 2 clinicians
Hospital affiliations
- Clay County Medical CorporationWest Point, MS
- North Mississippi Medical CenterTupelo, MS
Industry payments (Open Payments)
- 2025$2,538 · 136 payments from 30 companies
- 2024$2,877 · 156 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Xeris Pharmaceuticals, Inc. | $273.85 | 12 |
| Insulet Corporation | $251.30 | 11 |
| Corcept Therapeutics | $202.03 | 12 |
| Lilly USA, LLC | $175.67 | 11 |
| Medtronic, Inc. | $173.18 | 11 |
What the 2025 payments were for
- Food and Beverage$2,538 · 136 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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