Quick answers
- Which hospitals does John P. Kelly work at?
- Medicare's official clinician data lists John P. Kelly at 2 hospitals: Mercy Medical Center and St Francis Hospital - The Heart Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John P. Kelly see patients?
- Medicare's clinician data lists 1 practice location in Roslyn, NY. Call before your visit to confirm the address.
- What is John P. Kelly's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does John P. Kelly accept Medicare assignment?
- Yes. Medicare's clinician data says John P. Kelly 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 John P. Kelly?
- (516) 627-6624, as listed in official Medicare / NPI Registry data.
- What is John P. Kelly's NPI number?
- 1902819386. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John P. Kelly works
Medicare's Facility Affiliation Data lists John P. Kelly at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Medical CenterRockville Centre, NY · Acute Care Hospital · CCN 330259
- St Francis Hospital - The Heart CenterRoslyn, NY · Acute Care Hospital · CCN 330182
Practice locations
Addresses where John P. Kelly is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Port Washington BlvdRoslyn, NY 11576 (516) 627‑6624
Group practices
Medicare enrollment lists John P. Kelly as a member of this group (CMS data updated 2026-10-02).
- New York Cardiovascular Anesthesiologists, P.C.134 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Roslyn
Clinicians with the same Medicare primary specialty in Roslyn, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York College Of Osteo Medicine Of New York Institute Of Technology |
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902819386 |
| 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