Quick answers
- Which hospitals does Mark J. Polatnick work at?
- Medicare's official clinician data lists Mark J. Polatnick at 2 hospitals: John Dempsey Hospital of the University of Connect… and St Francis Hospital & Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark J. Polatnick see patients?
- Medicare's clinician data lists 1 practice location in West Hartford, CT. Call before your visit to confirm the address.
- What is Mark J. Polatnick's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Mark J. Polatnick accept Medicare assignment?
- Yes. Medicare's clinician data says Mark J. Polatnick 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 J. Polatnick?
- (860) 313-0448, as listed in official Medicare / NPI Registry data.
- What is Mark J. Polatnick's NPI number?
- 1376562090. 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 J. Polatnick works
Medicare's Facility Affiliation Data lists Mark J. Polatnick at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- John Dempsey Hospital of the University of Connect…Farmington, CT · Acute Care Hospital · CCN 070036
- St Francis Hospital & Medical CenterHartford, CT · Acute Care Hospital · CCN 070002
Practice locations
Addresses where Mark J. Polatnick is enrolled with Medicare (CMS data updated 2026-10-02).
- 41 N Main St, Suite 300West Hartford, CT 06107 (860) 313‑0448
Group practices
Medicare enrollment lists Mark J. Polatnick as a member of this group (CMS data updated 2026-10-02).
- Collins Medical Associates 2 PC43 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in West Hartford
Clinicians with the same Medicare primary specialty in West Hartford, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Georgetown University School Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1376562090 |
| 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