Quick answers
- Which hospitals does John M. Cannon work at?
- Medicare's official clinician data lists John M. Cannon at 2 hospitals: Rochester General Hospital and Unity Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John M. Cannon see patients?
- Medicare's clinician data lists 1 practice location in Rochester, NY. Call before your visit to confirm the address.
- What is John M. Cannon's specialty?
- Medicare lists Urology as the primary specialty.
- Does John M. Cannon accept Medicare assignment?
- Yes. Medicare's clinician data says John M. Cannon 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 M. Cannon?
- (585) 244-8110, as listed in official Medicare / NPI Registry data.
- What is John M. Cannon's NPI number?
- 1992790430. 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 M. Cannon works
Medicare's Facility Affiliation Data lists John M. Cannon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Rochester General HospitalRochester, NY · Acute Care Hospital · CCN 330125
- Unity HospitalRochester, NY · Acute Care Hospital · CCN 330226
Practice locations
Addresses where John M. Cannon is enrolled with Medicare (CMS data updated 2026-10-02).
- 1770 Long Pond RdRochester, NY 14606 (585) 244‑8110
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 | University Of Rochester School Of Medicine And Dentistry |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1992790430 |
| 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