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Pediatric Medicine

Leah M. Costello, MD

Sees patients in S Burlington, VT · Vermont

Summary

Dr. Leah M. Costello, MD is a pediatrician at 51 Timber Ln, S Burlington, VT 05403. Phone: (802) 864-0521. Accepts Medicare assignment. NPI 1326292269. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 51 Timber Ln, S Burlington, VT 05403 · Directions
  • Phone: (802) 864‑0521
  • Medicare: Accepts Medicare assignment
  • Group practice: Primary Care Health Partners - Vermont LLP
  • Medical school: University Of Vermont College Of Medicine · graduated 2007 (19 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Leah M. Costello, 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 Leah M. Costello accept Medicare assignment?
Yes. Medicare's clinician data says Leah M. Costello accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Leah M. Costello's NPI number?
1326292269. 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 Leah M. Costello is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Leah M. Costello as a member of this group (CMS data updated October 2, 2026).

  • Primary Care Health Partners - Vermont LLP23 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in Vermont →

Other pediatricians in Vermont

Clinicians with the same Medicare primary specialty in Vermont — not a recommendation.

All pediatricians in Vermont →

Other clinicians in Primary Care Health Partners - Vermont LLP

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Vermont College Of Medicine
Graduation year2007 (19 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1326292269
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