Quick answers
- Which hospitals does Constantin Carseli work at?
- Medicare's official clinician data lists Constantin Carseli at 3 hospitals: Day Kimball Hospital, Lawrence & Memorial Hospital and William W Backus Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Constantin Carseli see patients?
- Medicare's clinician data lists 1 practice location in Norwich, CT. Call before your visit to confirm the address.
- What is Constantin Carseli's specialty?
- Medicare lists Endocrinology as the primary specialty, and also Internal Medicine.
- Does Constantin Carseli accept Medicare assignment?
- Yes. Medicare's clinician data says Constantin Carseli 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 Constantin Carseli offer telehealth?
- Medicare's clinician data says Constantin Carseli offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Constantin Carseli?
- (860) 859-3006, as listed in official Medicare / NPI Registry data.
- What is Constantin Carseli's NPI number?
- 1255428132. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Constantin Carseli works
Medicare's Facility Affiliation Data lists Constantin Carseli at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Day Kimball HospitalPutnam, CT · Acute Care Hospital · CCN 070003
- Lawrence & Memorial HospitalNew London, CT · Acute Care Hospital · CCN 070007
- William W Backus HospitalNorwich, CT · Acute Care Hospital · CCN 070024
Practice locations
Addresses where Constantin Carseli is enrolled with Medicare (CMS data updated 2026-10-02).
- 119 Sachem StNorwich, CT 06360 (860) 859‑3006
Specialties
- Endocrinologyprimary
- Internal Medicinealso
Other endocrinologists in Norwich
Clinicians with the same Medicare primary specialty in Norwich, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1255428132 |
| 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