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

Chiropractic

Alexandria Ritzema, DC

Sees patients in Waterloo, WI · Onalaska, WI · Wisconsin

Summary

Dr. Alexandria Ritzema, DC is a chiropractor at 1214 Oak St, Waterloo, WI 53594. May accept Medicare assignment. NPI 1003777087. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Chiropractor (Medicare lists Chiropractic)
  • Address: 1214 Oak St, Waterloo, WI 53594 · Directions (1 more location)
  • Medicare: May accept Medicare assignment
  • Chiropractic college: Palmer College Chiropractic - Davenport · graduated 2025 (1 years since chiropractic college)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Alexandria Ritzema, 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 Alexandria Ritzema accept Medicare assignment?
Medicare's clinician data says Alexandria Ritzema may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Alexandria Ritzema's NPI number?
1003777087. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Alexandria Ritzema is enrolled with Medicare (CMS data updated October 2, 2026).

  • 1214 Oak StWaterloo, WI 53594
  • 925 13th Ave S, Suite 100Onalaska, WI 54650

Specialties

Find other clinicians: Chiropractic, Wisconsin →

Other chiropractors in Wisconsin

Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.

All chiropractors in Wisconsin →

Clinician information

CredentialDC
Chiropractic collegePalmer College Chiropractic - Davenport
Graduation year2025 (1 years since chiropractic college)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1003777087
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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians