Quick answers
- Which hospitals does Zesong Zhang work at?
- Medicare's official clinician data lists Zesong Zhang at 5 hospitals: Good Samaritan Hospital Medical Center, John T Mather Memorial Hospital of Port Jefferson, Mercy Medical Center, St Catherine of Siena Hospital and St Francis Hospital - The Heart Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Zesong Zhang see patients?
- Medicare's clinician data lists 10 practice locations, including Roslyn, NY, Yonkers, NY and Brooklyn, NY. Call before your visit to confirm the address.
- What is Zesong Zhang's specialty?
- Medicare lists Pathology as the primary specialty.
- Does Zesong Zhang accept Medicare assignment?
- Medicare's clinician data says Zesong Zhang may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Zesong Zhang?
- (516) 562-6410, as listed in official Medicare / NPI Registry data.
- What is Zesong Zhang's NPI number?
- 1649522392. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Zesong Zhang works
Medicare's Facility Affiliation Data lists Zesong Zhang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Good Samaritan Hospital Medical CenterWest Islip, NY · Acute Care Hospital · CCN 330286
- John T Mather Memorial Hospital of Port JeffersonPort Jefferson, NY · Acute Care Hospital · CCN 330185
- Mercy Medical CenterRockville Centre, NY · Acute Care Hospital · CCN 330259
- St Catherine of Siena HospitalSmithtown, NY · Acute Care Hospital · CCN 330401
- St Francis Hospital - The Heart CenterRoslyn, NY · Acute Care Hospital · CCN 330182
Practice locations
Addresses where Zesong Zhang is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 10; the Medicare profile lists all.
- 100 Port Washington Blvd, St Francis HospitalRoslyn, NY 11576 (516) 562‑6410
- 1086 N Broadway, Suite 50Yonkers, NY 10701 (914) 375‑6400
- 200 Brooklyn AveBrooklyn, NY 11213 (718) 498‑7888
- 2330 Eastchester RdBronx, NY 10469 (631) 751‑3000
- 322 Linden BlvdBrooklyn, NY 11226 (718) 237‑1596
Group practices
Medicare enrollment lists Zesong Zhang as a member of these groups (CMS data updated 2026-10-02).
- North Shore Hematology Oncology Associates PC479 clinicians in the group
- Pathology and Laboratory Consultants of Long Island PLLC20 clinicians in the group
- Jose L. Lantin, MD, PC4 clinicians in the group
- Purna Atluri MD PLLC3 clinicians in the group
Specialties
- Pathologyprimary
Other pathologists in Roslyn
Clinicians with the same Medicare primary specialty in Roslyn, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1649522392 |
| 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