Hospitalist, Inpatient Medicine

Ronald Collins, MD is a board-certified Hospitalist at Mahaska Health specializing in Internal Medicine. He earned his Doctor of Medicine at Ross University School of Medicine in Iselin, New Jersey and completed his Internal Medicine residency at the University of Illinois College of Medicine, Peoria OSF-Saint Francis Medical Center in Peoria, Illinois. He brings extensive…

Hospitalist, Inpatient Medicine

Carl Constantine, MD is a board-certified Hospitalist at Mahaska Health with a specialty in the Intensive Care Unit with over 35 years of medical and leadership experience. Dr. Constantine earned his medical degree at the University of California, San Diego College of Medicine and completed his internal medicine residency training at the University of Cincinnati.…

Hospitalist, Inpatient Medicine

Erica Blomme, MD, Mahaska Health Hospitalist, is board-certified in Family Medicine and specializes in Internal Medicine. Dr. Erica Blomme received her Doctor of Medicine from the University of Iowa Carver College of Medicine and completed her Residency at John Peter Smith Hospital, Fort Worth, Texas, caring for patients as Chief Resident and Acclaim Physician. Dr.…

Hospitalist, Inpatient Medicine

Dr. Kyle Witt – Hospitalist – Inpatient Physician. Dr. Witt completed his residency at the University of Arizona, and serves as a Hospitalist on our Inpatient Department. His professional interests and clinical expertise lie in the areas of public health and geriatric care. Dr. Witt truly has a heart for people and that has driven…

Inpatient Medicine

Dr. Lisa Ruckman is a Hospitalist at Mahaska Health. She is a North Mahaska graduate who grew up on the DeBoef family farm in rural Mahaska County. As a mother of six, Dr. Ruckman understands family and would be honored to be a part of yours. Specialty Hospitalist Board Status American Board of Family Medicine…