William R. Bogan, M.D.
NPI 1376688127ActiveIndividual· Internal Medicine· Battle Creek, MI
Internal Medicine (M.D.) in Battle Creek, Michigan, trained at Wayne State University School of Medicine (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $1,066,479 for 12,356 claims, against $46,368 paid for services in 2024.
Overview
| NPI | 1376688127 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Feb 20, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | WB043185 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 403 |
|---|---|
| Services billed | 1,579 across 28 procedure codes |
| Paid by Medicare | $46,368 |
Part D prescriptions in 2024
| Prescriptions (claims) | 12,356 · 26,665 30-day fills |
|---|---|
| Patients | 921 |
| Total drug cost | $1,066,479 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Internal Medicine |
Medical group
- Ascension Medical Group PromedKalamazoo, MI · 262 clinicians
Hospital affiliations
- Borgess Medical CenterKalamazoo, MI
- Bronson Battle Creek HospitalBattle Creek, MI
Other facilities
- Compassus Home HealthHome health agency · Portage, MI
- Elara CaringHome health agency · Jackson, 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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