Dr. Andry has held numerous medical directorships and chairmanships at local hospitals in pulmonary medicine, respiratory therapy, intensive care and hyperbarics/wound care. He is currently a clinical faculty member at the University of Texas Health Science Center School of Allied Health and Family Medicine. He has worked with faculty at the Dental School UTHSCSA in assisting in the development of their Dental Sleep Medicine Program. In addition, Dr. Andry is the founder and director of the Texas School of Sleep Medicine & Technology and was the charter president of the Texas Society of Sleep Professionals.