Benjamin John Diaczok I, MD
NPI 1760480834ActiveIndividual· Internal Medicine· Pontiac, MI
Internal Medicine (MD) in Pontiac, Michigan, trained at Wayne State University School of Medicine (class of 1985). In 2024 Medicare paid $13,683 for 57 patients, and Part D covered 160 of their prescriptions, 82% of them generic.
Overview
| NPI | 1760480834 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 12, 2005 |
| Last updated in NPPES | Apr 3, 2025 |
| Certified by provider | Apr 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301050499 | 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 | 57 |
|---|---|
| Services billed | 325 across 37 procedure codes |
| Paid by Medicare | $13,683 |
Part D prescriptions in 2024
| Prescriptions (claims) | 160 · 283 30-day fills |
|---|---|
| Patients | 46 |
| Total drug cost | $15,119 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Hospitalist |
| Telehealth | Offers telehealth |
Medical groups
- Iha Health Services CorporationPontiac, MI · 1,168 clinicians
- Iha Ooma Primary LLCLake Orion, MI · 48 clinicians
Hospital affiliation
- Trinity Health Oakland HospitalPontiac, MI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 132 internal medicine physicians in Pontiac · All internal medicine physicians in Michigan