Bryan Hanysak, MD
NPI 1720179203ActiveIndividual· Internal Medicine, Gastroenterology· McGregor, TX
Internal Medicine, Gastroenterology (MD) in McGregor, Texas, trained at University of Texas Medical School at San Antonio (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $258,399 for 779 claims, against $76,975 paid for services in 2024. Boston Scientific Corporation was the largest of 12 companies reporting payments in 2025, $1,200 in all, mostly food and beverage.
Overview
| NPI | 1720179203 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 27, 2006 |
| Last updated in NPPES | May 12, 2026 |
| Certified by provider | May 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | M2341 | TX |
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 | 368 |
|---|---|
| Services billed | 697 across 51 procedure codes |
| Paid by Medicare | $76,975 |
Part D prescriptions in 2024
| Prescriptions (claims) | 779 · 1,076 30-day fills |
|---|---|
| Patients | 367 |
| Total drug cost | $258,399 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at San Antonio |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical groups
- Hillcrest Physician ServicesWaco, TX · 115 clinicians
- Waco Gastroenterology AssociatesWaco, TX · 15 clinicians
Hospital affiliations
Industry payments (Open Payments)
- 2025$1,200 · 50 payments from 12 companies
- 2024$1,042 · 51 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $234.09 | 2 |
| Enterra Medical, Inc. | $230.16 | 2 |
| Phathom Pharmaceuticals, Inc. | $210.75 | 23 |
| Genzyme Corporation | $137.35 | 4 |
| Takeda Pharmaceuticals U.S.A., Inc. | $89.36 | 3 |
What the 2025 payments were for
- Food and Beverage$1,200 · 50 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records