Walk-In Clinic, Pediatrics & Primary Care

Tonya Horn – CPNP-PC. Tonya was born and raised in Iowa as an Oskaloosa native. As a former emergency room nurse, Tonya now serves patients in the Family Practice and Walk-In Clinic at Mahaska Health. With many years of experience and her compassionate outlook, Tonya is a valued member of our team and our community!…

Family Practice, Obstetrics

Dr. Preston Sereg – Family Practice & OB Physician serves the Mahaska Health community as a Family Practice with Obstetrics Physician. Dr. Sereg was born and raised in Oskaloosa and has worked in healthcare for the past 9 years. Dr. Sereg chose to practice at Mahaska Health because he wanted to take part in and…

Family Practice, Obstetrics

Dr. Eric Wood – Family Practice & OB Physician will be serving the Oskaloosa community with his passion for treating rural Iowans with quality care, close to home! Eric is an Oklahoma native and was born and raised in a rural community, so Mahaska Health gives him that comfort of home! Eric chose to become…

Family Practice & Walk-In Clinic

  Leah VanLoon, ARNP serves as a provider for the Walk-In and Primary Care clinics at Mahaska Health. VanLoon is from the Eddyville area and joined Mahaska Health with 16 years of prior nursing experience, most recently having worked as a Nursing Supervisor at ChildServe in Johnston, Iowa. She began her nursing education at Indian…

Stephen Mineart, MD

Family Practice

Stephen Mineart, MD, has served the Oskaloosa community as a primary care physician since 1987. Dr. Mineart was drawn to the medical field because of his love of science and biology and enjoys building a longitudinal relationship with his patients, learning who they are and hearing their stories. In his more than 32 years at…