Joseph Zelk

Board Member at Defender Shield

Dr. Joseph Zelk DNP, FNP, BC, CBSM, DBSM is double board certified in Behavioral Sleep Medicine. He is a nationally known speaker on sleep disorders and cardiovascular disease. He has been an invited expert for sleep disorder related articles for the Nurse Practitioner, Journal of the American Academy of Nurse Practitioners and other periodicals.

Dr. Joseph Zelk is active in the development of novel mandibular advancement devices to help promote the field of oral appliance therapy for OSA. He leads the charge at The Sleep Medicine Group to be forefront of both oral appliance therapy and hybrid therapy of oral appliance/with positive airway pressure therapy. He has also co-developed an Interdisciplinary algorithm for the treatment of obstructive sleep apnea and complex sleep apnea.