Quick answers
- Which hospitals does Gregory J. Oleyourryk work at?
- Medicare's official clinician data lists Gregory J. Oleyourryk at 5 hospitals: Medina Memorial Hospital, Rochester General Hospital, Strong Memorial Hospital, United Memorial Medical Center and Unity Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregory J. Oleyourryk see patients?
- Medicare's clinician data lists 4 practice locations, including Rochester, NY and Brockport, NY. Call before your visit to confirm the address.
- What is Gregory J. Oleyourryk's specialty?
- Medicare lists Urology as the primary specialty.
- Does Gregory J. Oleyourryk accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory J. Oleyourryk 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 Gregory J. Oleyourryk?
- (585) 922-3122, as listed in official Medicare / NPI Registry data.
- What is Gregory J. Oleyourryk's NPI number?
- 1811912959. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory J. Oleyourryk works
Medicare's Facility Affiliation Data lists Gregory J. Oleyourryk at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Medina Memorial HospitalMedina, NY · Critical Access Hospital · CCN 331319
- Rochester General HospitalRochester, NY · Acute Care Hospital · CCN 330125
- Strong Memorial HospitalRochester, NY · Acute Care Hospital · CCN 330285
- United Memorial Medical CenterBatavia, NY · Acute Care Hospital · CCN 330073
- Unity HospitalRochester, NY · Acute Care Hospital · CCN 330226
Practice locations
Addresses where Gregory J. Oleyourryk is enrolled with Medicare (CMS data updated 2026-10-02).
- 1425 Portland AveRochester, NY 14621 (585) 922‑3122
- 2420 Ridgeway AveRochester, NY 14626 (585) 227‑4000
- 2615 Culver Rd, Suite 100Rochester, NY 14609 (585) 336‑5320
- 80 W AveBrockport, NY 14420 (585) 395‑0039
Group practices
Medicare enrollment lists Gregory J. Oleyourryk as a member of this group (CMS data updated 2026-10-02).
- Western New York Medical Practice PC524 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Rochester
Clinicians with the same Medicare primary specialty in Rochester, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Js Weill Medical College, Cornell University |
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811912959 |
| 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