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Pediatric Medicine

Kathleen M. Cleary, MD

Sees patients in Sterling, MA · Worcester, MA · Massachusetts

Summary

Dr. Kathleen M. Cleary, MD is a pediatrician at 225 Leominster Rd, Sterling, MA 01564. Phone: (978) 422-6900. Accepts Medicare assignment. NPI 1780668962. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 225 Leominster Rd, Sterling, MA 01564 · Directions (1 more location)
  • Phone: (978) 422‑6900
  • Medicare: Accepts Medicare assignment
  • Group practice: UMass Memorial Medical Group Inc
  • Medical school: University Of Massachusetts Medical School · graduated 1984 (42 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Kathleen M. Cleary, 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 Kathleen M. Cleary accept Medicare assignment?
Yes. Medicare's clinician data says Kathleen M. Cleary 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 Kathleen M. Cleary's NPI number?
1780668962. 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 Kathleen M. Cleary is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • UMass Memorial Medical Group Inc2,516 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in Massachusetts →

Other pediatricians in Massachusetts

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

All pediatricians in Massachusetts →

Other clinicians in UMass Memorial Medical Group Inc

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

Clinician information

CredentialMD
Medical schoolUniversity Of Massachusetts Medical School
Graduation year1984 (42 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1780668962
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