She provides patient care in Oshkosh, Wisconsin. She s currently serving as the Chairperson of the Department and Director of Center of Oshkosh. Dr. Cheng started an endowment fund for medical missionaries for neurosurgery in 2006 called the “Dr. Therese M. Cheng Endowment for Medical Missionary Work and Medical Excellence and Compassion. Previously, Dr. Cheng services as a partner to the Department Chair of Neurosurgery at Luther Midelfort Mayo Health System from 1995 to 2002. She then served as the Chairman and Founder of the Department of Neurology for Affinity Health Systems during the period 2002 to 2009.