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Nurse Practitioner

Kristina A. Roscizewski

Sees patients in Wauwatosa, WI · Greenfield, WI · Germantown, WI · Wisconsin

Summary

Kristina A. Roscizewski is a nurse practitioner at 1155 N Mayfair Rd, Wauwatosa, WI 53226. Phone: (414) 955-5990. Accepts Medicare assignment. In 2024, Kristina A. Roscizewski had 54 Original Medicare patients and 74 services. NPI 1912539974. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Nurse practitioner
  • Address: 1155 N Mayfair Rd, Wauwatosa, WI 53226 · Directions (2 more locations)
  • Phone: (414) 955‑5990
  • Medicare: Accepts Medicare assignment
  • Group practice: Froedtert Andthe Medical College of Wisconsin Community Physicians Inc
  • School: graduated 2019
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Kristina A. Roscizewski, 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 Kristina A. Roscizewski accept Medicare assignment?
Yes. Medicare's clinician data says Kristina A. Roscizewski 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 Kristina A. Roscizewski see?
In 2024, CMS data shows 54 Original Medicare patients and 74 services for Kristina A. Roscizewski. This counts Original Medicare only and measures volume, not quality.
What is Kristina A. Roscizewski's NPI number?
1912539974. 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 Kristina A. Roscizewski, 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 patients54
Services billed to Medicare74
Different services or procedures8
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)27 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)26 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 cholesterol70%
  • High blood pressure57%
  • Arthritis48%
  • Ischemic heart disease24%
  • Anxiety24%
  • Diabetes20%

Practice locations

Addresses where Kristina A. Roscizewski is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kristina A. Roscizewski as a member of this group (CMS data updated October 2, 2026).

  • Froedtert Andthe Medical College of Wisconsin Community Physicians Inc1,285 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Wisconsin →

Other nurse practitioners in Wauwatosa

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

All nurse practitioners in Wauwatosa →

Other clinicians in Froedtert Andthe Medical College of Wisconsin Community Physicians Inc

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

Clinician information

Graduation year2019
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1912539974
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians