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

Physician Assistant

Audrey J. Fritzinger

Works at hospitals in Boston, MA · Massachusetts

Summary

Audrey J. Fritzinger is a physician assistant at 75 Francis St, Boston, MA 02115. Phone: (617) 732-5500. Accepts Medicare assignment. In 2024, Audrey J. Fritzinger had 148 Original Medicare patients and 490 services. NPI 1952848616. 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.

  • Specialty: Physician assistant
  • Address: 75 Francis St, Boston, MA 02115 · Directions
  • Phone: (617) 732‑5500
  • Medicare: Accepts Medicare assignment
  • Hospital: Brigham and Women's Hospital
  • Group practice: Brigham and Womens Physicians Organization Inc
  • School: Yale University School Of Medicine · graduated 2016
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Audrey J. Fritzinger, 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 Audrey J. Fritzinger accept Medicare assignment?
Yes. Medicare's clinician data says Audrey J. Fritzinger 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 Audrey J. Fritzinger see?
In 2024, CMS data shows 148 Original Medicare patients and 490 services for Audrey J. Fritzinger. This counts Original Medicare only and measures volume, not quality.
What is Audrey J. Fritzinger's NPI number?
1952848616. 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 Audrey J. Fritzinger, 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 patients148
Services billed to Medicare490
Different services or procedures14
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Fluoroscopic guidance for insertion or removal of central vein access device (77001)125 services
  2. Ultrasonic guidance for blood vessel access (76937)103 services
  3. Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes (99152)102 services
  4. Insertion of tunneled central venous tube for infusion (5 years or older) (36558)54 services
  5. Insertion of central venous tube with port (5 years or older) (36561)37 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 blood pressure75%
  • High cholesterol71%
  • Arthritis45%
  • Chronic kidney disease44%
  • Ischemic heart disease37%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)36%

Hospitals where Audrey J. Fritzinger works

Medicare's Facility Affiliation Data lists Audrey J. Fritzinger 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 Audrey J. Fritzinger is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Audrey J. Fritzinger as a member of this group (CMS data updated October 2, 2026).

  • Brigham and Womens Physicians Organization Inc2,994 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Massachusetts →

Other physician assistants in Boston

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

All physician assistants in Boston →

Other clinicians in Brigham and Womens Physicians Organization Inc

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

Clinician information

SchoolYale University School Of Medicine
Graduation year2016
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1952848616
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