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Emergency Medicine

Maureen C. Payant McKenna, MD

Works at hospitals in Fort Atkinson, WI · Wisconsin

Summary

Dr. Maureen C. Payant McKenna, MD is an emergency medicine doctor at 611 Sherman Ave E, Fort Atkinson, WI 53538. Phone: (920) 568-5475. Accepts Medicare assignment. In 2024, Maureen C. Payant McKenna had 203 Original Medicare patients and 239 services. NPI 1275766016. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 611 Sherman Ave E, Fort Atkinson, WI 53538 · Directions
  • Phone: (920) 568‑5475
  • Medicare: Accepts Medicare assignment
  • Hospital: Fort Memorial Hospital
  • Group practice: Swea Fort SC
  • Medical school: Florida State University College Of Medicine · graduated 2009 (17 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Maureen C. Payant McKenna, 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 Maureen C. Payant McKenna accept Medicare assignment?
Yes. Medicare's clinician data says Maureen C. Payant McKenna 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 Maureen C. Payant McKenna see?
In 2024, CMS data shows 203 Original Medicare patients and 239 services for Maureen C. Payant McKenna. This counts Original Medicare only and measures volume, not quality.
What is Maureen C. Payant McKenna's NPI number?
1275766016. 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 Maureen C. Payant McKenna, 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 patients203
Services billed to Medicare239
Different services or procedures13
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)97 services
  2. Emergency department visit with moderate level of medical decision making (99284)76 services
  3. Critical care, first 30-74 minutes (99291)39 services
  4. Emergency department visit with low level of medical decision making (99283)12 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%
  • Arthritis45%
  • Diabetes43%
  • Anxiety41%
  • Chronic kidney disease39%

Hospitals where Maureen C. Payant McKenna works

Medicare's Facility Affiliation Data lists Maureen C. Payant McKenna 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.

  • Fort Memorial HospitalFort Atkinson, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520071

Practice locations

Addresses where Maureen C. Payant McKenna is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Maureen C. Payant McKenna as a member of this group (CMS data updated October 2, 2026).

  • Swea Fort SC52 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Wisconsin →

Other emergency medicine doctors in Fort Atkinson

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

All emergency medicine doctors in Fort Atkinson →

Other clinicians in Swea Fort SC

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

Clinician information

CredentialMD
Medical schoolFlorida State University College Of Medicine
Graduation year2009 (17 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1275766016
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