Joseph Rowane, DO is a fellowship trained, board-certified Sleep Medicine specialist and Sleep Medicine Director at Mahaska Health. He earned his Doctor of Osteopathy degree from the University of Osteopathic Medicine and Health Sciences in Des Moines, Iowa, after completing a Bachelor of Science at Gannon University in Erie, Pennsylvania. Dr. Rowane went on to…
Ruffin Tchakounte, DO specializes in Internal Medicine as a Hospitalist. He earned his Doctor of Osteopathic Medicine and Master of Science in Anatomy from Des Moines University, and his Bachelor of Arts in Chemistry from the University of Iowa. Dr. Tchakounte completed his Internal Medicine Residency through the University of Iowa, in the UnityPoint Health…
Nick DeMark, DO is a board certified and fellowship-trained Hospice and Palliative Care physician and serves as Palliative & Hospice Medical Director at Mahaska Health. He earned his medical degree from Des Moines University in Des Moines, IA and completed his residency in Internal Medicine at the Western Michigan University School of Medicine in Kalamazoo,…
Marissa Haubrich, DO, is a board-certified Doctor of Osteopathic Medicine who specializes in Family Medicine. Dr. Haubrich received her medical degree from Des Moines University in Des Moines, IA and completed her residency at UnityPoint Family Medicine in Cedar Falls and Waterloo, IA. Her clinical experience includes scheduling elective rotations at Allen’s Women’s Health Center…





