Quick answers
- Which hospitals does Mark Somers work at?
- Medicare's official clinician data lists Mark Somers at 4 hospitals: Lawrence & Memorial Hospital, Westerly Hospital, William W Backus Hospital and Yale-New Haven Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Somers see patients?
- Medicare's clinician data lists 1 practice location in Waterford, CT. Call before your visit to confirm the address.
- What is Mark Somers's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Mark Somers accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Somers 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 Mark Somers?
- (860) 443-4383, as listed in official Medicare / NPI Registry data.
- What is Mark Somers's NPI number?
- 1255374864. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Somers works
Medicare's Facility Affiliation Data lists Mark Somers at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Lawrence & Memorial HospitalNew London, CT · Acute Care Hospital · CCN 070007
- Westerly HospitalWesterly, RI · Acute Care Hospital · CCN 410013
- William W Backus HospitalNorwich, CT · Acute Care Hospital · CCN 070024
- Yale-New Haven HospitalNew Haven, CT · Acute Care Hospital · CCN 070022
Practice locations
Addresses where Mark Somers is enrolled with Medicare (CMS data updated 2026-10-02).
- 196 Pkwy S, Suite 103Waterford, CT 06385 (860) 443‑4383
Group practices
Medicare enrollment lists Mark Somers as a member of this group (CMS data updated 2026-10-02).
- Northeast Medical Group Inc1,360 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Connecticut →
Other cardiologists in Waterford
Clinicians with the same Medicare primary specialty in Waterford, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Duke University School Of Medicine |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1255374864 |
| 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