Brian Jeffrey Markle, M.D.
NPI 1386848752ActiveIndividual· Internal Medicine, Gastroenterology· Pontiac, MI
Internal Medicine, Gastroenterology (M.D.) in Pontiac, Michigan, trained at Wayne State University School of Medicine (class of 2005). In 2024 Medicare paid $179,384 for 645 patients, and Part D covered 726 of their prescriptions, 87% of them generic. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 3 companies reporting payments in 2025, $280.33 in all, mostly food and beverage.
Overview
| NPI | 1386848752 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 12, 2007 |
| Last updated in NPPES | Aug 4, 2021 |
| Certified by provider | Aug 4, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 4301091849 | MI |
| Specialist | 174400000X | — | — |
| Internal Medicine | 207R00000X | 125-050265 | IL |
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 (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 645 |
|---|---|
| Services billed | 1,616 across 38 procedure codes |
| Paid by Medicare | $179,384 |
Part D prescriptions in 2024
| Prescriptions (claims) | 726 · 1,357 30-day fills |
|---|---|
| Patients | 248 |
| Total drug cost | $127,917 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Gastrointestinal Specialists PCTroy, MI · 16 clinicians
Hospital affiliations
- Beaumont Hospital - Farmington HillsFarmington Hills, MI
- Beaumont Hospital Royal OakRoyal Oak, MI
- Beaumont Hospital, TroyTroy, MI
- Trinity Health Oakland HospitalPontiac, MI
Industry payments (Open Payments)
- 2025$280.33 · 14 payments from 3 companies
- 2024$351.81 · 18 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $141.34 | 7 |
| Janssen Biotech, Inc. | $112.84 | 6 |
| Genzyme Corporation | $26.15 | 1 |
What the 2025 payments were for
- Food and Beverage$280.33 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Pontiac
- 1124179924
- 1790435840
- 1861493348