Mahaska Health Hospice Serenity House is honored to announce the addition of physician
Nickolas DeMark, DO, to the Hospice and Palliative Care team. A board-certified and fellowship-
trained physician, Dr. DeMark brings extensive experience and a commitment to patient-
centered care to our community. He will be serving as the Palliative Care & Hospice Medical
Director.
Dr. DeMark earned his medical degree from Des Moines University in Des Moines, Iowa, and
completed his residency in Internal Medicine at the Western Michigan University School of
Medicine in Kalamazoo, Michigan. He continued his training with a fellowship in Hospice and
Palliative Care Medicine at the University of Iowa in Iowa City, Iowa. With nearly a decade of
experience working as a Hospitalist in Internal Medicine, Dr. DeMark is uniquely equipped to
provide expert care and meaningful support to patients and families.
The Mahaska Health Palliative Care team provides specialized medical support for people living
with serious or chronic illnesses, focusing on relief from symptoms and stress while improving
quality of life for patients and families. Dr. DeMark offers care in both English and Spanish,
helping patients and families feel understood and supported throughout their care journey. His
expertise further strengthens Mahaska Health’s commitment to providing exceptional, expert-
led care through both Hospice and Palliative Care services.
To learn more about Mahaska Health Hospice and Palliative Care services or to connect with
providers at Mahaska Health, visit mahaskahealth.org or call 641.672.3360.
