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

Nurse Practitioner

Stefanie R. Malesevich, NP

Works at hospitals in Grafton, WI · Milwaukee, WI · Wisconsin

Summary

Stefanie R. Malesevich, NP is a nurse practitioner at 975 Port Washington Rd, Suite 320, Grafton, WI 53024. Phone: (262) 329-8100. Accepts Medicare assignment. In 2024, Stefanie R. Malesevich had 234 Original Medicare patients and 392 services. NPI 1457969156. 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 Stefanie R. Malesevich, 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 Stefanie R. Malesevich accept Medicare assignment?
Yes. Medicare's clinician data says Stefanie R. Malesevich 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 Stefanie R. Malesevich see?
In 2024, CMS data shows 234 Original Medicare patients and 392 services for Stefanie R. Malesevich. This counts Original Medicare only and measures volume, not quality.
What is Stefanie R. Malesevich's NPI number?
1457969156. 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 Stefanie R. Malesevich, 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 patients234
Services billed to Medicare392
Different services or procedures12
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician (93016)103 services
  2. Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician (93018)103 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)88 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)45 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%
  • Ischemic heart disease75%
  • Arthritis46%
  • Chronic kidney disease40%
  • Atrial fibrillation40%

Hospitals where Stefanie R. Malesevich works

Medicare's Facility Affiliation Data lists Stefanie R. Malesevich 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 Stefanie R. Malesevich is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Stefanie R. Malesevich as a member of this group (CMS data updated October 2, 2026).

  • Aurora Advanced Healthcare, Inc.1,124 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Wisconsin →

Other nurse practitioners in Grafton

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

All nurse practitioners in Grafton →

Other clinicians in Aurora Advanced Healthcare, Inc.

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

Clinician information

CredentialNP
Graduation year2020
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1457969156
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