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Anesthesiology

Lauren M. Reilly, MD

Works at hospitals in Milwaukee, WI · Wisconsin

Summary

Dr. Lauren M. Reilly, MD is an anesthesiologist at 8701 W Watertown Plank, Milwaukee, WI 53226. Phone: (414) 805-3666. Accepts Medicare assignment. In 2024, Lauren M. Reilly had 236 Original Medicare patients and 244 services. NPI 1639583586. 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: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 8701 W Watertown Plank, Milwaukee, WI 53226 · Directions (1 more location)
  • Phone: (414) 805‑3666
  • Medicare: Accepts Medicare assignment
  • Hospital: Froedtert Memorial Lutheran Hospital
  • Group practice: The Medical College of Wisconsin Inc
  • Medical school: Northwestern University Feinberg Medical School · graduated 2014 (12 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Lauren M. Reilly, 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 Lauren M. Reilly accept Medicare assignment?
Yes. Medicare's clinician data says Lauren M. Reilly 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 Lauren M. Reilly see?
In 2024, CMS data shows 236 Original Medicare patients and 244 services for Lauren M. Reilly. This counts Original Medicare only and measures volume, not quality.
What is Lauren M. Reilly's NPI number?
1639583586. 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 Lauren M. Reilly, 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 patients236
Services billed to Medicare244
Different services or procedures59
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)49 services
  2. Anesthesia for other procedure on large bowel using an endoscope (00811)32 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 cholesterol75%
  • Arthritis47%
  • Ischemic heart disease37%
  • Diabetes36%
  • Chronic kidney disease36%

Hospitals where Lauren M. Reilly works

Medicare's Facility Affiliation Data lists Lauren M. Reilly 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 Lauren M. Reilly is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • The Medical College of Wisconsin Inc2,115 clinicians in the group

Specialties

Find other Anesthesiology doctors in Wisconsin →

Other anesthesiologists in Milwaukee

Clinicians with the same Medicare primary specialty in Milwaukee, WI — not a recommendation.

All anesthesiologists in Milwaukee →

Other clinicians in The Medical College of Wisconsin Inc

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

Clinician information

CredentialMD
Medical schoolNorthwestern University Feinberg Medical School
Graduation year2014 (12 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1639583586
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