Quick answers
- Which hospitals does John Guzzi work at?
- Medicare's official clinician data lists John Guzzi at 1 hospital: Yale-New Haven Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Guzzi see patients?
- Medicare's clinician data lists 1 practice location in Trumbull, CT. Call before your visit to confirm the address.
- What is John Guzzi's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does John Guzzi accept Medicare assignment?
- Yes. Medicare's clinician data says John Guzzi 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 Guzzi?
- (203) 337-8700, as listed in official Medicare / NPI Registry data.
- What is John Guzzi's NPI number?
- 1750947719. 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 Guzzi works
Medicare's Facility Affiliation Data lists John Guzzi at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Yale-New Haven HospitalNew Haven, CT · Acute Care Hospital · CCN 070022
Practice locations
Addresses where John Guzzi is enrolled with Medicare (CMS data updated 2026-10-02).
- 5520 Park AveTrumbull, CT 06611 (203) 337‑8700
Group practices
Medicare enrollment lists John Guzzi as a member of this group (CMS data updated 2026-10-02).
- Yale University2,645 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Trumbull
Clinicians with the same Medicare primary specialty in Trumbull, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Georgetown University School Of Medicine |
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1750947719 |
| 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