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Internal Medicine

Aleksandra Kolnick

Works at hospitals in Boston, MA · W Concord, MA · Burlington, MA … · Massachusetts

Summary

Aleksandra Kolnick (Internal Medicine) is listed by Medicare at 5 hospitals in Boston, MA, W Concord, MA and Burlington, MA and other places. NPI 1336708213. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Aleksandra Kolnick, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
7Years since medical school (graduated 2019)
FemaleGender (as listed)
Lahey Clinic IncGroup practice

Quick answers

Which hospitals does Aleksandra Kolnick work at?
Medicare's official clinician data lists Aleksandra Kolnick at 5 hospitals: Beth Israel Deaconess Medical Center, Emerson Hospital -, Lahey Hospital & Medical Center, Burlington, Northeast Hospital Corporation and Winchester Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Aleksandra Kolnick see patients?
Medicare's clinician data lists 2 practice locations, including Burlington, MA. Call before your visit to confirm the address.
What is Aleksandra Kolnick's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Aleksandra Kolnick accept Medicare assignment?
Yes. Medicare's clinician data says Aleksandra Kolnick 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 Aleksandra Kolnick offer telehealth?
Medicare's clinician data says Aleksandra Kolnick offers telehealth services. Ask the office which visits can be done by video or phone.
What is Aleksandra Kolnick's NPI number?
1336708213. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Aleksandra Kolnick works

Medicare's Facility Affiliation Data lists Aleksandra Kolnick at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Aleksandra Kolnick is enrolled with Medicare (CMS data updated 2026-10-02).

  • 29 Mall RdBurlington, MA 01805
  • 41 Mall RdBurlington, MA 01805

Group practices

Medicare enrollment lists Aleksandra Kolnick as a member of this group (CMS data updated 2026-10-02).

  • Lahey Clinic Inc1,381 clinicians in the group

Specialties

Find other Internal Medicine doctors in Massachusetts →

Other internal medicine doctors in Burlington

Clinicians with the same Medicare primary specialty in Burlington, MA — not a recommendation.

All internal medicine doctors in Burlington →

Clinician information

Graduation year2019
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1336708213
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians