Quick answers
- Which hospitals does Johnathan Khusid work at?
- Medicare's official clinician data lists Johnathan Khusid at 4 hospitals: Good Samaritan Hospital Medical Center, Mount Sinai Beth Israel, Mount Sinai Hospital and St Francis Hospital - The Heart Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Johnathan Khusid see patients?
- Medicare's clinician data lists 3 practice locations, including Roslyn, NY, Greenvale, NY and New York, NY. Call before your visit to confirm the address.
- What is Johnathan Khusid's specialty?
- Medicare lists Urology as the primary specialty.
- Does Johnathan Khusid accept Medicare assignment?
- Yes. Medicare's clinician data says Johnathan Khusid 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 Johnathan Khusid offer telehealth?
- Medicare's clinician data says Johnathan Khusid offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Johnathan Khusid?
- (516) 562-6000, as listed in official Medicare / NPI Registry data.
- What is Johnathan Khusid's NPI number?
- 1124413364. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Johnathan Khusid works
Medicare's Facility Affiliation Data lists Johnathan Khusid 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
- Mount Sinai Beth IsraelNew York, NY · Acute Care Hospital · closed, according to its website · CCN 330169
- Mount Sinai HospitalNew York, NY · Acute Care Hospital · CCN 330024
- St Francis Hospital - The Heart CenterRoslyn, NY · Acute Care Hospital · CCN 330182
Practice locations
Addresses where Johnathan Khusid is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Port Washington BlvdRoslyn, NY 11576 (516) 562‑6000
- 2200 Northern Blvd, Suite 120Greenvale, NY 11548 (631) 465‑6431
- One Gustave L Levy PlaceNew York, NY 10029 (212) 241‑0045
Group practices
Medicare enrollment lists Johnathan Khusid as a member of these groups (CMS data updated 2026-10-02).
- Icahn School of Medicine at Mount Sinai2,843 clinicians in the group
- CHS Physician Partners PC743 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Roslyn
Clinicians with the same Medicare primary specialty in Roslyn, NY — not a recommendation.
Clinician information
| Graduation year | 2020 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1124413364 |
| 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