Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nurse Practitioner

Kathleen M. Fischer, NP

Works at hospitals in Boston, MA · Burlington, MA · Beverly, MA · Massachusetts

Summary

Kathleen M. Fischer, NP is a nurse practitioner at 29 Mall Rd, Burlington, MA 01805. Accepts Medicare assignment. In 2024, Kathleen M. Fischer had 967 Original Medicare patients and 3,827 services. NPI 1477572907. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Kathleen M. Fischer, 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. Fischer accept Medicare assignment?
Yes. Medicare's clinician data says Kathleen M. Fischer 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 Kathleen M. Fischer see?
In 2024, CMS data shows 967 Original Medicare patients and 3,827 services for Kathleen M. Fischer. This counts Original Medicare only and measures volume, not quality.
What is Kathleen M. Fischer's NPI number?
1477572907. 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 Kathleen M. Fischer, 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 patients967
Services billed to Medicare3,827
Different services or procedures22
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Destruction of precancer skin growth, 2-14 growths (17003)1,492 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)981 services
  3. Destruction of precancer skin growth, 1 growth (17000)580 services
  4. Biopsy of related skin growth, first growth (11102)260 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)169 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 cholesterol72%
  • High blood pressure65%
  • Arthritis45%
  • Chronic kidney disease22%
  • Osteoporosis21%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)21%

Hospitals where Kathleen M. Fischer works

Medicare's Facility Affiliation Data lists Kathleen M. Fischer at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Kathleen M. Fischer is enrolled with Medicare (CMS data updated October 2, 2026).

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

Group practices

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

  • Lahey Clinic Inc1,381 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Massachusetts →

Other nurse practitioners in Burlington

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

All nurse practitioners in Burlington →

Other clinicians in Lahey Clinic Inc

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

Clinician information

CredentialNP
Graduation year2001
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1477572907
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians