Quick answers
- Which hospitals does Jonathan A. Marcus work at?
- Medicare's official clinician data lists Jonathan A. Marcus at 1 hospital: Strong Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonathan A. Marcus see patients?
- Medicare's clinician data lists 7 practice locations, including Brockport, NY, Rochester, NY and Canandaigua, NY. Call before your visit to confirm the address.
- What is Jonathan A. Marcus's specialty?
- Medicare lists Neurology as the primary specialty, and also Sleep Medicine.
- Does Jonathan A. Marcus accept Medicare assignment?
- Yes. Medicare's clinician data says Jonathan A. Marcus 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 Jonathan A. Marcus offer telehealth?
- Medicare's clinician data says Jonathan A. Marcus offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Jonathan A. Marcus?
- (585) 486-0930, as listed in official Medicare / NPI Registry data.
- What is Jonathan A. Marcus's NPI number?
- 1255344099. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonathan A. Marcus works
Medicare's Facility Affiliation Data lists Jonathan A. Marcus at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Strong Memorial HospitalRochester, NY · Acute Care Hospital · CCN 330285
Practice locations
Addresses where Jonathan A. Marcus is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 156 W Ave, Fl 3Brockport, NY 14420 (585) 486‑0930
- 2337 S Clinton AveRochester, NY 14618 (585) 341‑7575
- 2337 S Clinton Ave, Bldg 4 1Rochester, NY 14618 (585) 340‑8949
- 3170 W St, Suite 275Canandaigua, NY 14424 (585) 341‑7575
- 601 Elmwood AveRochester, NY 14642 (585) 275‑1200
Group practices
Medicare enrollment lists Jonathan A. Marcus as a member of these groups (CMS data updated 2026-10-02).
- University of Rochester973 clinicians in the group
- U of R Neurology Department106 clinicians in the group
Specialties
- Neurologyprimary
- Sleep Medicinealso
Other neurologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Miami, Lm Miller School Of Medicine |
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1255344099 |
| 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