Alicia Knox, ARNP

Walk-In Clinic

Lindsey Herny, RN

Director Surgery Services

Sarah Jansen

Administrative Assistant/ Tech

Savanna Pollpeter

Administrative Assistant/ Tech

Paige Reynolds, PT

Physical Therapist

Hospitalist, Inpatient Medicine

Dr. Mary Sarpong – Hospitalist – Inpatient Physician. Dr. Sarpong completed her residency at Piedmont Athens Regional Medical Center, and serves as a Hospitalist on our Inpatient Department. Her professional interests and clinical expertise lie in taking care of acute cases and stabilizing patients. Dr. Sarpong truly has a heart for people and that has…

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…

Walk-In Clinic, Pediatrics & Primary Care

Tonya Horn – ARNP. Tonya was born and raised in Iowa as an Oskaloosa native. She will begin serving patients at Mahaska Health as a Pediatric Nurse Practitioner after years of providing care for the community in our Emergency Room as an RN. Tonya started her nursing career in a Pediatric Intensive Care Unit and…

General Surgeon

Dr. Jesse Van Maanen joined the Mahaska Health Partnership medical team as a General Surgeon. Dr. Van Maanen grew up in Pella and Leighton and enjoyed the small communities in which he lived for their rural opportunities, close-knit friendships, and family values. He was first exposed to medicine and surgery when he had to undergo…

Family Practice, Obstetrics

Hannah Thompson is serving Mahaska Health as a Family Practice and Obstetrics Physician. Having grown up in the Midwest, Hannah is excited to begin serving Oskaloosa and the surrounding communities with her fellow residency peers, Drs. Preston Sereg and Eric Wood. Dr. Thompson treats her patients as she would treat her closest family members, bringing…