Contact / Pay Bill
John Costello, Clark & Associates, Certified Prosthetist, Waterloo Iowa

John Costello


John Costello is a partner at Clark & Associates Prosthetics and Orthotics. He is a certified prosthetist and orthotist. He is responsible for patient care in the Waterloo and Mason City offices.

Costello brings strong optimism to Clark & Associates. His philosophy is to always stay positive and open minded. He believes exceptional patient care can only be achieved by truly listening to your patients. He states that it is very rewarding to help patients meet and exceed their expectations and goals.

Costello has worked in the prosthetic and orthotic field for more than 19 years, bringing a wealth of knowledge and experience to Clark & Associates. Prior to his partnership with Clark & Associates, Costello was employed by Hanger Orthopedic Group and Nova Care. He started his career with Dale Clark Prosthetics in 1994. He also was an upper extremity specialist for Advanced Arm Dynamics from 2003 to 2007. He is certified by the American Board of Certification in both prosthetics and orthotics.
Costello earned his Bachelor of Arts degree from Coe College in 1992. He earned his certificate of orthotics in 1994 and his certificate of prosthetics in 2000, both from Northwestern University. He and his wife reside in Dike, Iowa. They have two children, Ella and Carson.

Clark & Associates

Meet John Costello

Our team will work tirelessly to help you achieve your goals and regain function