Surgical Services,
Anesthesiology

Melissa Marie Mahon, DNP, CRNA, is a certified registered nurse anesthetist with extensive experience in both hospital and critical access settings. She earned her Doctor of Nursing Practice from the University of Iowa and holds advanced degrees in nurse anesthesia and nursing from Wolford College, the University of Missouri, and Columbia College. Melissa has provided…

Craig Hoffman, PA-C is a certified Physician Assistant specializing in Cardiac Electrophysiology and the management of heart rhythm disorders. He brings over 20 years of advanced cardiac experience to Mahaska Health, with a focus on atrial fibrillation care, cardiac rhythm management devices, and diagnostic testing. Craig began his career at Mayo Clinic as a Certified…

Michelle Harban, ARNP, is a board-certified nurse practitioner specializing in women’s health and oncology, providing skilled, compassionate support throughout each phase of treatment.

Makayla Leathers, PA-C

Medical Weight Loss & Walk-In Clinic

Makayla Leathers, PA-C, is a board-certified Physician Assistant with the Mahaska Health Walk-In Clinic team. Makayla is dedicated to providing compassionate, patient-centered care for individuals and families throughout our community. Makayla earned her Master of Science in Physician Assistant Studies from Des Moines University in Des Moines, Iowa, and her Bachelor of Science in Human…

Ear, Nose, Throat (ENT)

Hanna Shively, ARNP is a board-certified Family Nurse Practitioner with a focus on Ear, Nose and Throat care. Hanna earned her Bachelor of Science in Nursing and completed a Master of Science in Nursing at Purdue Global University. Hanna specialized in Otolaryngology (Ear, Nose, and Throat) at the University of Iowa, where she built a…