Karin R. Knapp, M.D. Karin R. Knapp, M.D. (303) 938-4750 Primary Specialties Pediatrics SHARE Primary Office Address Boulder Medical Center 4745 Arapahoe Ave., Ste. 200 Boulder, CO 80303 Get Directions Phone (303) 938-4750 Fax (303) 938-4753 Website www.bouldermedicalcenter.com/medical-providers/karin-knapp-md/pediatrics Education Medical School UC Hospital Residency UCLA, Medical Center