Hospice & Palliative Care

Nick DeMark, DO is a board certified and fellowship-trained Hospice and Palliative Care physician. 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, MI. He went on to complete a fellowship in Hospice and…

Leah Bruxvoort, MSN, APRN, FNP-BC, is a board-certified Nurse Practitioner with over 12 years of clinical experience and a focused background in occupational health and urgent care. She earned her Master of Science in Nursing from Clarkson College. Leah Bruxvoort specializes in comprehensive occupational health services including DOT exams, injury care, respiratory evaluations, and workplace…

Emergency Medicine

Darci Fuller, ARNP, FNP-BC, is a board-certified Family Nurse Practitioner specializing in Family Medicine and Emergency Medicine. She earned her Master of Science in Nursing from Graceland University in Lamoni, Iowa. She brings extensive experience from both emergency care and rural health settings. Early in her medical experience, she cared for patients on Medical/Surgical units,…

Andrea Pennington, RDCS, is a Cardiac Sonographer at the Mahaska Health Cardiology department. Andrea brings more than 11 years of experience in cardiac ultrasound to her patients and team. She specializes in adult echocardiograms, including general, stress, and transesophageal echocardiograms. Andrea is dedicated to providing compassionate, patient-centered care and works closely with providers to support…

Family Medicine

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…