William D. Tressel, D.O.
NPI 1174785505ActiveIndividual· Emergency Medicine· Wyoming, MI
Emergency Medicine (D.O.) in Wyoming, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 2008). 338 Medicare patients in 2024, $47,426 paid; nearly all of their 158 Part D prescriptions were generic (97%). Csl Behring reported $23.15 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1174785505 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jun 26, 2008 |
| Last updated in NPPES | Feb 27, 2026 |
| Certified by provider | Feb 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 2601946 | MI |
| Emergency Medicine | 207P00000X | 34C.000334 | OH |
| Emergency Medicine | 207P00000X | W1698 | TX |
| Emergency Medicine | 207P00000X | C5090 | KY |
| Emergency Medicine | 207P00000X | OP61492300 | WA |
| Emergency Medicine | 207P00000X | 23020 | FL |
| Emergency Medicine | 207P00000X | 010702 | AZ |
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 - Emergency Medicine (AZ); Practitioner - Emergency Medicine (FL); Practitioner - Emergency Medicine (KY); Practitioner - Emergency Medicine (MI); Practitioner - Emergency Medicine (OH); Practitioner - Emergency Medicine (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 338 |
|---|---|
| Services billed | 476 across 20 procedure codes |
| Paid by Medicare | $47,426 |
Part D prescriptions in 2024
| Prescriptions (claims) | 158 · 158 30-day fills |
|---|---|
| Patients | 123 |
| Total drug cost | $2,713 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Emergency Medicine |
Medical groups
- Bowling Green-Warren County Community Hospital CorporationBowling Green, KY · 122 clinicians
- Vituity-Michigan Health Services PCAllegan, MI · 56 clinicians
- Hospitalist Medicine Physicians of Ohio - Cincinnati Professional CorpChillicothe, OH · 53 clinicians
- Sound Physicians Emergency Medicine of Arizona IncNogales, AZ · 42 clinicians
Hospital affiliations
- Adena Pike Medical CenterWaverly, OH
- Adena Regional Medical CenterChillicothe, OH
- Aspirus Keweenaw Hospital and ClinicsLaurium, MI
- Canyon Vista Medical CenterSierra Vista, AZ
- The Medical Center (Bowling Green)Bowling Green, KY
Industry payments (Open Payments)
- 2025$23.15 · 1 payment from 1 company
- 2024$21.24 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Csl Behring | $23.15 | 1 |
What the 2025 payments were for
- Food and Beverage$23.15 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 44 emergency medicine physicians in Wyoming · All emergency medicine physicians in Michigan