Quick answers
- Which hospitals does Jonathan S. Mendelson work at?
- Medicare's official clinician data lists Jonathan S. Mendelson at 3 hospitals: Charlotte Hungerford Hospital, St Vincent's Medical Center and Waterbury Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonathan S. Mendelson see patients?
- Medicare's clinician data lists 1 practice location in Bridgeport, CT. Call before your visit to confirm the address.
- What is Jonathan S. Mendelson's specialty?
- Medicare lists Critical Care (Intensivists) as the primary specialty.
- Does Jonathan S. Mendelson accept Medicare assignment?
- Yes. Medicare's clinician data says Jonathan S. Mendelson 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 Jonathan S. Mendelson?
- (475) 210-5242, as listed in official Medicare / NPI Registry data.
- What is Jonathan S. Mendelson's NPI number?
- 1134418908. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonathan S. Mendelson works
Medicare's Facility Affiliation Data lists Jonathan S. Mendelson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Charlotte Hungerford HospitalTorrington, CT · Acute Care Hospital · CCN 070011
- St Vincent's Medical CenterBridgeport, CT · Acute Care Hospital · CCN 070028
- Waterbury HospitalWaterbury, CT · Acute Care Hospital · CCN 070005
Practice locations
Addresses where Jonathan S. Mendelson is enrolled with Medicare (CMS data updated 2026-10-02).
- 2800 Main StBridgeport, CT 06606 (475) 210‑5242
Group practices
Medicare enrollment lists Jonathan S. Mendelson as a member of this group (CMS data updated 2026-10-02).
- Hartford Healthcare Medical Group Specialists PLLC1,588 clinicians in the group
Specialties
- Critical Care (Intensivists)primary
Find other Critical Care (Intensivists) doctors in Connecticut →
Other critical care doctors in Bridgeport
Clinicians with the same Medicare primary specialty in Bridgeport, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | George Washington University School Of Medicine |
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134418908 |
| 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