UnityPoint Health - Des Moines

Our Dietitians

Carrie Leiran
Carie is a graduate of Iowa State University with a bachelor's degree in dietetics and a master's degree in exercise physiology. She is a registered dietitian (RD) with the American Dietetic Association and is licensed (LD) by the State of Iowa. She is certified in Adult Weight Management.

Carrie's 25 plus year experience includes extensive expertise in eating disorders, lipid management and sports nutrition. She has also taught classes on weight management and other topics. 


Donna Larson
Donna is a graduate of Iowa State University with a bachelor's degree in dietetics and a master's degree in nutrition. She is a registered dietitian (RD) and is licensed (LD) by the State of Iowa.

Her 30 plus years of experience include extensive expertise in lipid management and weight control. She has taught classes on many nutrition topics.


Kathy Pertzborn 
Kathy is a graduate of Iowa State University with a bachelor's degree in dietetics. She is a registered dietitian (RD) with the Commission on Dietetic Registration, an American Dietetic Association member, and is licensed (LD) by the State of Iowa. She is a Certified Nutrition Support Clinician by The National Board of Nutrition Support Certification. With 24  years of experience her specialty is pediatric nutrition including nutrition therapy for the medically complex child, poor weight, picky eaters and food intolerances.