Quick answers
- Which hospitals does William B. Kerek work at?
- Medicare's official clinician data lists William B. Kerek at 1 hospital: Summa Health System. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William B. Kerek see patients?
- Medicare's clinician data lists 4 practice locations, including Fairlawn, OH, Cuyahoga Falls, OH and Canton, OH. Call before your visit to confirm the address.
- What is William B. Kerek's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does William B. Kerek accept Medicare assignment?
- Yes. Medicare's clinician data says William B. Kerek 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 B. Kerek?
- (330) 666-5866, as listed in official Medicare / NPI Registry data.
- What is William B. Kerek's NPI number?
- 1558349159. 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 B. Kerek works
Medicare's Facility Affiliation Data lists William B. Kerek at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Summa Health SystemAkron, OH · Acute Care Hospital · CCN 360020
Practice locations
Addresses where William B. Kerek is enrolled with Medicare (CMS data updated 2026-10-02).
- 575 S Cleveland Massillon Rd, Arbors at FairlawnFairlawn, OH 44333 (330) 666‑5866
- 600 Portage Trail, Suite DCuyahoga Falls, OH 44221
- 600 Portage Trl, Suite DCuyahoga Falls, OH 44221 (330) 376‑4445
- 6169 Armistice Ave NWCanton, OH 44718
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Fairlawn
Clinicians with the same Medicare primary specialty in Fairlawn, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Ohio State University College Of Medicine |
| Graduation year | 1976 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558349159 |
| 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