Quick answers
- Which hospitals does Mark Zuckerman work at?
- Medicare's official clinician data lists Mark Zuckerman at 4 hospitals: North Shore University Hospital, St Catherine of Siena Hospital, St Charles Hospital and Suny/Stony Brook University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Zuckerman see patients?
- Medicare's clinician data lists 1 practice location in Smithtown, NY. Call before your visit to confirm the address.
- What is Mark Zuckerman's specialty?
- Medicare lists Neurology as the primary specialty.
- Does Mark Zuckerman accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Zuckerman 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 Mark Zuckerman?
- (631) 360-3366, as listed in official Medicare / NPI Registry data.
- What is Mark Zuckerman's NPI number?
- 1790846244. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Zuckerman works
Medicare's Facility Affiliation Data lists Mark Zuckerman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- North Shore University HospitalManhasset, NY · Acute Care Hospital · CCN 330106
- St Catherine of Siena HospitalSmithtown, NY · Acute Care Hospital · CCN 330401
- St Charles HospitalPort Jefferson, NY · Acute Care Hospital · CCN 330246
- Suny/Stony Brook University HospitalStony Brook, NY · Acute Care Hospital · CCN 330393
Practice locations
Addresses where Mark Zuckerman is enrolled with Medicare (CMS data updated 2026-10-02).
- 373 Route 111 20Smithtown, NY 11787 (631) 360‑3366
Specialties
- Neurologyprimary
Other neurologists in Smithtown
Clinicians with the same Medicare primary specialty in Smithtown, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1790846244 |
| 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