Quick answers
- Which hospitals does John D. Passalaris work at?
- Medicare's official clinician data lists John D. Passalaris at 3 hospitals: Hospital of University of Pennsylvania, Saint Peter's University Hospital and University Medical Center of Princeton at Plainsboro. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John D. Passalaris see patients?
- Medicare's clinician data lists 3 practice locations, including Plainsboro, NJ and Princeton, NJ. Call before your visit to confirm the address.
- What is John D. Passalaris's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Diagnostic Radiology and Nuclear Medicine.
- Does John D. Passalaris accept Medicare assignment?
- Yes. Medicare's clinician data says John D. Passalaris 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 D. Passalaris?
- (609) 853-7204, as listed in official Medicare / NPI Registry data.
- What is John D. Passalaris's NPI number?
- 1154351666. 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 D. Passalaris works
Medicare's Facility Affiliation Data lists John D. Passalaris at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hospital of University of PennsylvaniaPhiladelphia, PA · Acute Care Hospital · CCN 390111
- Saint Peter's University HospitalNew Brunswick, NJ · Acute Care Hospital · CCN 310070
- University Medical Center of Princeton at PlainsboroPlainsboro, NJ · Acute Care Hospital · CCN 310010
Practice locations
Addresses where John D. Passalaris is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Plainsboro RdPlainsboro, NJ 08536 (609) 853‑7204
- 389 Wall StPrinceton, NJ 08540 (609) 921‑2800
- 800 Bunn Dr, Suite 101Princeton, NJ 08540
Group practices
Medicare enrollment lists John D. Passalaris as a member of these groups (CMS data updated 2026-10-02).
- Clinical Health Care Associates of New Jersey PC797 clinicians in the group
- Princeton Interventional Cardiology PA3 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in New Jersey →
Other cardiologists in Plainsboro
Clinicians with the same Medicare primary specialty in Plainsboro, NJ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of Ny Upstate Medical University |
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1154351666 |
| 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