Quick answers
- Where does Gary J. Horwitz see patients?
- Medicare's clinician data lists 2 practice locations, including Pittsford, NY and Rochester, NY. Call before your visit to confirm the address.
- What is Gary J. Horwitz's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Gary J. Horwitz accept Medicare assignment?
- Yes. Medicare's clinician data says Gary J. Horwitz 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.
- Does Gary J. Horwitz offer telehealth?
- Medicare's clinician data says Gary J. Horwitz offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Gary J. Horwitz?
- (585) 276-6900, as listed in official Medicare / NPI Registry data.
- What is Gary J. Horwitz's NPI number?
- 1598753063. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Gary J. Horwitz is enrolled with Medicare (CMS data updated 2026-10-02).
- 179 Sullys TrlPittsford, NY 14534 (585) 276‑6900
- 601 Elmwood AveRochester, NY 14642 (585) 275‑7424
Group practices
Medicare enrollment lists Gary J. Horwitz as a member of these groups (CMS data updated 2026-10-02).
- University of Rochester973 clinicians in the group
- University of Rochester Department of Psychiatry Clinical Group81 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Pittsford
Clinicians with the same Medicare primary specialty in Pittsford, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Rochester School Of Medicine And Dentistry |
| Graduation year | 1977 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1598753063 |
| 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
- 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