Quick answers
- Which hospitals does John Petrus work at?
- Medicare's official clinician data lists John Petrus at 5 hospitals: Camden Clark Medical Center, Grady Memorial Hospital, Hardin Memorial Hospital, Riverside Methodist Hospital and Summa Health System. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Petrus see patients?
- Medicare's clinician data lists 3 practice locations, including Cleveland, OH, Akron, OH and Richfield, OH. Call before your visit to confirm the address.
- What is John Petrus's specialty?
- Medicare lists Hematology/Oncology as the primary specialty, and also Internal Medicine.
- Does John Petrus accept Medicare assignment?
- Yes. Medicare's clinician data says John Petrus 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 John Petrus?
- (440) 816-6051, as listed in official Medicare / NPI Registry data.
- What is John Petrus's NPI number?
- 1730151846. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Petrus works
Medicare's Facility Affiliation Data lists John Petrus at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Camden Clark Medical CenterParkersburg, WV · Acute Care Hospital · CCN 510058
- Grady Memorial HospitalDelaware, OH · Acute Care Hospital · CCN 360210
- Hardin Memorial HospitalKenton, OH · Critical Access Hospital · CCN 361315
- Riverside Methodist HospitalColumbus, OH · Acute Care Hospital · CCN 360006
- Summa Health SystemAkron, OH · Acute Care Hospital · CCN 360020
Practice locations
Addresses where John Petrus is enrolled with Medicare (CMS data updated 2026-10-02).
- 18697 Bagley RdCleveland, OH 44130 (440) 816‑6051
- 200 E Market StAkron, OH 44308 (330) 761‑7500
- 3347 Revere RdRichfield, OH 44286 (330) 461‑9300
Group practices
Medicare enrollment lists John Petrus as a member of this group (CMS data updated 2026-10-02).
- Southwest General Medical Group Inc221 clinicians in the group
Specialties
- Hematology/Oncologyprimary
- Internal Medicinealso
Other hematologist-oncologists in Cleveland
Clinicians with the same Medicare primary specialty in Cleveland, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1730151846 |
| 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