Brian T. Gietzen, MD
NPI 1639154263ActiveIndividual· Internal Medicine· Rochester Hills, MI
Internal Medicine (MD) in Rochester Hills, Michigan, trained at Wayne State University School of Medicine (class of 1997). In 2024 Medicare paid $77,316 for 347 patients, and Part D covered 546 of their prescriptions, 84% of them generic.
Overview
| NPI | 1639154263 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Dec 6, 2005 |
| Last updated in NPPES | Oct 9, 2026 |
| Certified by provider | Oct 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301070159 | MI |
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 - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 347 |
|---|---|
| Services billed | 3,204 across 27 procedure codes |
| Paid by Medicare | $77,316 |
Part D prescriptions in 2024
| Prescriptions (claims) | 546 · 723 30-day fills |
|---|---|
| Patients | 106 |
| Total drug cost | $44,224 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Brian T Gietzen MD PCRochester Hills, MI · 5 clinicians
Hospital affiliations
- Beaumont Hospital - Farmington HillsFarmington Hills, MI
- Beaumont Hospital - Grosse PointeGrosse Pointe, MI
- Beaumont Hospital Royal OakRoyal Oak, MI
- Beaumont Hospital, TroyTroy, MI
Other facilities
- Advisacare Solutions of Northern Michigan, LLCHome health agency · Charlevoix, MI
- Affinity Home Care, LLCHome health agency · Saint Clair Shores, MI
- Beaumont Home HealthHome health agency · Troy, MI
- Residential Home Health and HospiceHome health agency · Saginaw, MI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Rochester Hills
- 1003806241
- 1003894619
- 1033473632
- 1053301713
- 1053817239
- 1114194958
- 1124042288
- 1134169766
- 1144290446
- 1154989861
- 1194160002
- 1235120551
All 101 internal medicine physicians in Rochester Hills · All internal medicine physicians in Michigan