Dr. Timothy Niessen

Dr. Timothy M. Niessen is an assistant professor of medicine at the Johns Hopkins University School of Medicine. His areas of clinical expertise are internal medicine and medical education. Dr. Niessen earned his M.D. and completed his residency at Johns Hopkins. He holds an M.P.H. from the Johns Hopkins Bloomberg School of Public Health. Lab Website Timothy Niessen Lab The Timothy Niessen Lab studies patient outcomes in the ICU. We are particularly interested in the effects of sleep quality, delirium transitions and sedation on the improvement of intensive care patients. Our investigators also focus on the practices of internal medicine interns, studying the variability of hand washing hygiene, etiquette-based communication and time spent in direct and indirect patient care. We have also studied the onset of myelopathy as a result of B12 deficiency from long-term colchicine treatment and recreational nitrous oxide use.

His clinical expertise encompasses Delirium.

Dr. Niessen is board certified in American Board Of Internal Medicine. He is actively involved in clinical research, co-authoring 24 peer reviewed articles.