Dr. Robert Kollmorgen DO

Robert Kollmorgen, D.O., is board certified in Orthopedic Surgery and fellowship trained in Hip Preservation. He is an expert in hip preservation including primary and revision arthroscopy, labral repair, periacetabular osteotomies (PAO) and hip replacement.

He earned his medical degree from Ohio University College of Osteopathic Medicine. His residency in Orthopedic Surgery was completed at Midwestern University, and he finished his fellowship in Hip Preservation at Duke University.

Dr. Kollmorgen previously practiced as an orthopedic surgeon specializing in sports medicine and instructed as an Associate Professor at Ohio University. He also served as a Lieutenant Commander in the United States Navy, caring for active duty soldiers at Camp Pendleton.

He was awarded the Navy and Marine Corps Commendation Medal for creating the hip preservation and hip arthroscopy program at Naval Hospital Camp Pendleton. He also twice received Fellows award for Sports Medicine Educator of the Year at Ohio University.

Dr. Kollmorgen is dedicated to providing compassionate and effective care. He believes that excellent health begins with education and prevention and has made it his mission to enlighten patients to ways they can take greater control over their own health.

His hobbies include fitness and spending time with family.

Education and Training

  • Fellowship: Duke University

  • Residency: Midwestern University

  • Medical School: Ohio University


Licensure & Certifications

  • California State Medical License

  • American Board of Osteopathic Surgery, Sports Medicine Subspecialty

  • Flouroscopy License


  • Memberships

    1. American Academy of Orthopaedic Surgery

    2. Arthroscopy Association of North America

    3. International Society for Hip Arthroscopy