Mark D. Prince, MD
NPI 1629061171ActiveIndividual· Internal Medicine, Gastroenterology· Tyler, TX
Internal Medicine, Gastroenterology (MD) in Tyler, Texas, trained at University of Kentucky College of Medicine (class of 1996). Mostly services rather than prescriptions: Medicare paid $96,726 for 351 patients in 2024, with only 17 Part D claims. Boston Scientific Corporation was the largest of 4 companies reporting payments in 2025, $2,495 in all, mostly travel and lodging.
Overview
| NPI | 1629061171 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 30, 2005 |
| Last updated in NPPES | Aug 7, 2026 |
| Certified by provider | Aug 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | P8720 | TX |
| Internal Medicine, Gastroenterology | 207RG0100X | 35969 | 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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 351 |
|---|---|
| Services billed | 883 across 66 procedure codes |
| Paid by Medicare | $96,726 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 26 30-day fills |
|---|---|
| Total drug cost | $176.01 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Kentucky College of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Gastroenterology |
Medical group
- Christus Trinity Clinic TexasTyler, TX · 1,540 clinicians
Hospital affiliations
- Christus Mother Frances HospitalTyler, TX
- Christus Mother Frances Hospital Sulphur SpringsSulphur Springs, TX
- Christus St Michael Health SystemTexarkana, TX
Industry payments (Open Payments)
- 2025$2,495 · 14 payments from 4 companies
- 2024$515.74 · 9 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $2,275 | 11 |
| Micro-Tech Endoscopy USA, Inc. | $148.77 | 1 |
| Medtronic, Inc. | $56.42 | 1 |
| Abbvie Inc. | $14.95 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,944 · 6 payments
- Food and Beverage$550.47 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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