Quick answers
- Which hospitals does Karen L. Boretsky work at?
- Medicare's official clinician data lists Karen L. Boretsky at 1 hospital: Merrimack Health Lawrence Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Karen L. Boretsky see patients?
- Medicare's clinician data lists 3 practice locations, including Dartmouth, MA, Andover, MA and Lowell, MA. Call before your visit to confirm the address.
- What is Karen L. Boretsky's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Karen L. Boretsky accept Medicare assignment?
- Yes. Medicare's clinician data says Karen L. Boretsky 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 Karen L. Boretsky?
- (508) 679-3131, as listed in official Medicare / NPI Registry data.
- What is Karen L. Boretsky's NPI number?
- 1215909395. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Karen L. Boretsky works
Medicare's Facility Affiliation Data lists Karen L. Boretsky at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Merrimack Health Lawrence HospitalLawrence, MA · Acute Care Hospital · CCN 220010
Practice locations
Addresses where Karen L. Boretsky is enrolled with Medicare (CMS data updated 2026-10-02).
- 300 C Faunce Corner RdDartmouth, MA 02747 (508) 679‑3131
- 300 Federal St, Suite 103Andover, MA 01810 (978) 459‑6737
- 33 Bartlett St, Suite 203Lowell, MA 01852 (978) 689‑4601
Group practices
Medicare enrollment lists Karen L. Boretsky as a member of these groups (CMS data updated 2026-10-02).
- Lowell Anesthesiology Service Inc101 clinicians in the group
- Integrated Gastroenterology Consultants, P.C.38 clinicians in the group
- North American Partners in Anesthesia Massachusetts LLC35 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Dartmouth
Clinicians with the same Medicare primary specialty in Dartmouth, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Pittsburgh School Of Medicine |
| Graduation year | 1984 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215909395 |
| 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