Dr. Karass is currently a chief resident in internal medicine at New York Medical College and is starting a fellowship in pulmonology and critical care at NY Presbyterian Queens in July, 2019.

He has served with CMANA since 2012 when he co-started the student chapter. Since then he has served in various capacities on mission trips, on the annual conference committee, along with serving during various local and outreach events. He currently serves on the CMANA board and student board.

Dr. Karass serves the high school youth at St. Mary and St. Pachomius Coptic Orthodox Church in Stony Point, NY.

Dr. Mark has been a part of the Coptic Medical Association of North America since its inception in 2010, at which time he joined its first established medical mission to Egypt. He has since served on a number of missions, to both Egypt and Namibia. Previously a member of the Missions Committee, as of 2026, he has come on board as Director of the Missions Program where he plays a key role in not only supporting the growth of the missions program, but in strengthening long-term partnerships and creating opportunities for mentorship and education through such partnerships.

He resides in New York with his wife, Dr. Haidy, an otolaryngologist, and his three children, aged 7, 12, and 14. In his spare time, he enjoys soccer, pickleball, and watching Steelers football!