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Physician Assistant

Megan L. Gallagher

Sees patients in Williamsville, NY · New York

Summary

Megan L. Gallagher is a physician assistant at 6255 Sheridan Dr, Williamsville, NY 14221. Phone: (716) 636-7979. Accepts Medicare assignment. In 2024, Megan L. Gallagher had 53 Original Medicare patients and 159 services. NPI 1801311758. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Physician assistant
  • Address: 6255 Sheridan Dr, Williamsville, NY 14221 · Directions
  • Phone: (716) 636‑7979
  • Medicare: Accepts Medicare assignment
  • Group practice: Highgate Medical Group PC
  • School: graduated 2017
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Megan L. Gallagher, 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 Megan L. Gallagher accept Medicare assignment?
Yes. Medicare's clinician data says Megan L. Gallagher 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.
How many Medicare patients does Megan L. Gallagher see?
In 2024, CMS data shows 53 Original Medicare patients and 159 services for Megan L. Gallagher. This counts Original Medicare only and measures volume, not quality.
What is Megan L. Gallagher's NPI number?
1801311758. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Megan L. Gallagher, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients53
Services billed to Medicare159
Different services or procedures23
Participating Medicare providerYes
Average age of these patients69

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)33 services
  2. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)25 services
  3. Annual depression screening, 5 to 15 minutes (G0444)22 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)18 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure66%
  • Chronic kidney disease49%
  • Arthritis45%
  • Depression38%
  • Anxiety38%

Practice locations

Addresses where Megan L. Gallagher is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Megan L. Gallagher as a member of this group (CMS data updated October 2, 2026).

  • Highgate Medical Group PC57 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, New York →

Other physician assistants in Williamsville

Clinicians with the same Medicare primary specialty in Williamsville, NY — not a recommendation.

All physician assistants in Williamsville →

Other clinicians in Highgate Medical Group PC

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

Clinician information

Graduation year2017
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1801311758
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  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