Dr. Cullen graduated from Duke University School of Medicine in 1988 and has been in practice for 29 years. He completed a residency at Strong Memorial Hospital. He currently practices at Hand to Shoulder Center of Wisconsin and is affiliated with ThedaCare Regional Medical Center Neenah. Dr. Cullen accepts multiple insurance plans including Aetna, Medicare and Blue Cross Blue Shield of Illinois. Dr. Cullen also practices at Hand to Shoulder Center of Wisconsin in Green Bay, WI.