Our Doctors

Our group of multispecialty physicians offer surgeries in OB/GYN, ENT, Orthopedics, Pain Management, General Surgery, Plastic, Dental and Podiatry
in a warm compassionate outpatient environment.
  • Chandler Kasuske, MD

    Chandler Kasuske, MD

    Dr. Kasuske grew up in Dakota Dunes, SD and earned her medical degree at the University of South Dakota Sanford School of Medicine before completing her residency at the University of Kansas - Witchita. She joined the Siouxland OBGYN group in 2022.

  • John O’Holleran, MD

    John O’Holleran, MD

    Dr. O'Holleran grew up in Nebraska and graduated from the University of Nebraska College of Medicine in 1987 before completing his residency at Exempla Healthcare/St. Joseph's Hospital. He practiced in California for many years before returning to the midwest to join Unity Point in 2022.

  • Dr. Crystal Drayer, MD

    Dr. Crystal Drayer, MD

    Dr. Drayer grew up in Michigan, where she earned her undergraduate degree. She graduated from the Wayne State College of Medicine before returning to Michigan State University to complete her residency. She joined the UnityPoint group in 2022.

  • Romano Adajar, MD