Quick answers
- Which hospitals does Eric M. Leibert work at?
- Medicare's official clinician data lists Eric M. Leibert at 3 hospitals: Bridgeport Hospital, Greenwich Hospital Association - and Stamford Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Eric M. Leibert see patients?
- Medicare's clinician data lists 3 practice locations, including Greenwich, CT and Stratford, CT. Call before your visit to confirm the address.
- What is Eric M. Leibert's specialty?
- Medicare lists Pulmonary Disease as the primary specialty, and also Internal Medicine.
- Does Eric M. Leibert accept Medicare assignment?
- Yes. Medicare's clinician data says Eric M. Leibert 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 Eric M. Leibert offer telehealth?
- Medicare's clinician data says Eric M. Leibert offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Eric M. Leibert?
- (203) 863-3840, as listed in official Medicare / NPI Registry data.
- What is Eric M. Leibert's NPI number?
- 1568400794. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Eric M. Leibert works
Medicare's Facility Affiliation Data lists Eric M. Leibert at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bridgeport HospitalBridgeport, CT · Acute Care Hospital · CCN 070010
- Greenwich Hospital Association -Greenwich, CT · Acute Care Hospital · CCN 070018
- Stamford HospitalStamford, CT · Acute Care Hospital · CCN 070006
Practice locations
Addresses where Eric M. Leibert is enrolled with Medicare (CMS data updated 2026-10-02).
- 5 Perryridge RdGreenwich, CT 06830 (203) 863‑3840
- 5 Perryridge Rd, Suite 2 3100Greenwich, CT 06830 (203) 863‑3448
- 95 Armory RdStratford, CT 06614 (203) 384‑3388
Group practices
Medicare enrollment lists Eric M. Leibert as a member of this group (CMS data updated 2026-10-02).
- Northeast Medical Group Inc1,360 clinicians in the group
Specialties
- Pulmonary Diseaseprimary
- Internal Medicinealso
Other pulmonologists in Greenwich
Clinicians with the same Medicare primary specialty in Greenwich, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Columbia University College Of Physicians And Surgeons |
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1568400794 |
| 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