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Pediatric Medicine

Lara Antkowiak, MD

Sees patients in Boston, MA · Massachusetts

Summary

Dr. Lara Antkowiak, MD is a pediatrician at 300 Longwood Ave, Boston, MA 02115. May accept Medicare assignment. NPI 1417110123. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 300 Longwood Ave, Boston, MA 02115 · Directions
  • Medicare: May accept Medicare assignment
  • Medical school: University Of Massachusetts Medical School · graduated 2006 (20 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Lara Antkowiak, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Lara Antkowiak accept Medicare assignment?
Medicare's clinician data says Lara Antkowiak may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Lara Antkowiak's NPI number?
1417110123. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Lara Antkowiak is enrolled with Medicare (CMS data updated October 2, 2026).

  • 300 Longwood AveBoston, MA 02115

Specialties

Find other Pediatric Medicine doctors in Massachusetts →

Other pediatricians in Boston

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

All pediatricians in Boston →

Clinician information

CredentialMD
Medical schoolUniversity Of Massachusetts Medical School
Graduation year2006 (20 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1417110123
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians