Matthew Gritters, MD, obtained his bachelor’s in biology at Trinity Christian College, Chicago, Illinois, and his Medical Degree at the University of Iowa College of Medicine. He completed his Residency training in Family Medicine at Mercy Family Medicine Residency-North Iowa. Dr. Gritters is a member of the American Academy of Family Practice and AFP Boarded…
With many years of experience serving patients throughout the Midwest, Dr. Fredrickson is an excellent patient advocate and care provider with expertise in Emergency Medicine and is board certified in Family Practice. Dr. Fredrickson is committed to serving his community and patients with numerous volunteer experiences and leadership roles as a physician. Prior to joining…
Daniel Kollmorgen, MD, FACS serves as the Staff Surgeon, Medical Director of Oncology Services, and Vice President of Medical Affairs at Mahaska Health. Dr. Kollmorgen studied medicine at the University of Iowa and completed a surgical oncology fellowship at Roswell Park Cancer Institute and is one of a few surgical oncologists in Iowa. He has…
Prior to entering medical residency, Dr. Ivy Melgarejo briefly worked as an emergency humanitarian response doctor for Doctors Without Borders and Save the Children and as a research doctor for the Philippine Cardio Genomics Project. She trained in the beautiful island of Hawaii for Internal Medicine and went to Pittsburgh for Nephrology and Transplant…
Aaron Smith, DO, FACOS is a Board Certified, Fellowship-trained Urology Specialist. Dr. Aaron Smith provides expert urology care for Mahaska Health in coordination with University of Iowa Health Care, a national leader in diagnosing and treating bladder and urinary disorders. UI Health Care’s team-based approach to individualized patient care draws from medical and surgical…





