Diabetes Staff

Sarah Balko
Krystina Ostermeyer, RN, BSN, CDE® - Inpatient/Outpatient Diabetes Educator

Krysti is a graduate of both Northern Michigan University and Excelsior College and has a Bachelor of Science – Nursing.  Her nursing experience spans from telemetry nursing to working in an allergy clinic, to most recently, working as a diabetes educator.  Although she has worked in a variety of settings during her nursing career, she has found her niche in diabetes education.  You can find her working mostly in the inpatient setting, although she does work with pediatrics as well as in our outpatient clinic.
Kimberly Sue Hantz
Kimberly Sue Hantz, RD, CDE, IC®

Kim is a certified diabetes educator and registered dietitian with over 20 years of work experience. She has worked in a wide range of practice areas however states she has found her true passion in diabetes education. She is a certified insulin pump trainer on Animas, Medtronic, and Omni pod pumps, does continuous glucose monitoring studies, counsels persons individually and teaches a variety of diabetes self-management classes.  Kim can be seen at several clinics in Marquette County.
Ms. Hantz has a Bachelor’s degree in Nutrition and Food Science from Michigan State University. Her internship was completed at University of Wisconsin-Madison Hospital and Clinics. She is a member of the American Association of Diabetes Educators, the American Dietetic Association, the Vegetarian Nutrition Practice group and the Nutrition in Complementary Care Practice group.