Quick answers
- Which hospitals does William Tressel work at?
- Medicare's official clinician data lists William Tressel at 5 hospitals: Adena Pike Medical Center, Adena Regional Medical Center, Aspirus Keweenaw Hospital and Clinics, Canyon Vista Medical Center and The Medical Center (Bowling Green). This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William Tressel see patients?
- Medicare's clinician data lists 4 practice locations, including Waverly, OH, Dowagiac, MI and Bowling Green, KY. Call before your visit to confirm the address.
- What is William Tressel's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does William Tressel accept Medicare assignment?
- Yes. Medicare's clinician data says William Tressel accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for William Tressel?
- (740) 947-2186, as listed in official Medicare / NPI Registry data.
- What is William Tressel's NPI number?
- 1174785505. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William Tressel works
Medicare's Facility Affiliation Data lists William Tressel at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Adena Pike Medical CenterWaverly, OH · Critical Access Hospital · CCN 361334
- Adena Regional Medical CenterChillicothe, OH · Acute Care Hospital · CCN 360159
- Aspirus Keweenaw Hospital and ClinicsLaurium, MI · Critical Access Hospital · CCN 231319
- Canyon Vista Medical CenterSierra Vista, AZ · Acute Care Hospital · CCN 030043
- The Medical Center (Bowling Green)Bowling Green, KY · Acute Care Hospital · CCN 180013
Practice locations
Addresses where William Tressel is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Dawn LnWaverly, OH 45690 (740) 947‑2186
- 420 W High StDowagiac, MI 49047 (269) 782‑8681
- 457 Lovers LnBowling Green, KY 42103 (270) 715‑8550
- 5700 E Hwy 90Sierra Vista, AZ 85635 (520) 417‑4594
Group practices
Medicare enrollment lists William Tressel as a member of these groups (CMS data updated 2026-10-02).
- Bowling Green-Warren County Community Hospital Corporation122 clinicians in the group
- Vituity-Michigan Health Services PC56 clinicians in the group
- Hospitalist Medicine Physicians of Ohio - Cincinnati Professional Corp53 clinicians in the group
- Sound Physicians Emergency Medicine of Arizona Inc42 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Waverly
Clinicians with the same Medicare primary specialty in Waverly, OH — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Michigan State University College Of Osteopathic Medicine |
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1174785505 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians