HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / IL

KATHERINE R RITZEMA

NURSE PRACTITIONER

Graduated: 2021

NPI: 1326702754

Practice Locations (3)

PO BOX, SUITE 776974

Chicago, IL 606776974

PO BOX

CHICAGO, IL 60677

5500 ARMSTRONG RD

BATTLE CREEK, MI 490377314

Source: CMS National Downloadable File, September 2026.

KATHERINE RITZEMA | HealthCareAtlasUSA