Dr. Camtu Karrenbauer, DO. Family Medicine • Female • Age 52. Dr. Camtu Karrenbauer, DO is a Family Medicine Specialist in Cary, NC. She is accepting new patients. Be sure to call ahead with Dr. Karrenbauer to book an appointment. Leave a review. Family Doctor CaryNC, PLLC. 200 Keisler Dr Ste B Cary, NC 27518..