Dr. Timothy M Niessen is a Internal Medicine and General Physician in Baltimore 21287, BALTIMORE and has an experience of 17 years in these fields. Dr. Timothy M Niessen practices at Johns Hopkins Hospital Pediatric Gastroenterology And Nutrition in Baltimore 21287, BALTIMORE. He completed Residency in Medicine from John Hopkins University School of Medicine in 2012,MPH from Johns Hopkins Bloomberg School of Public Health in 2009 and Residency - ID from Johns Hopkins University / Johns Hopkins University in 2012. He is a member of Johns Hopkins School of Medicine Faculty,Society of Hospital Medicine - SHM and American College of Physicians - ACP. Some of the services provided by the doctor are: Osteoporosis Treatment,Emphysema,Gout,VERTIGO and Osteoarthritis etc.