Dr. Donald R Royall is a Psychiatrist,General Physician and Geriatric Psychiatrist in Northwest Side, SAN ANTONIO and has an experience of 42 years in these fields. Dr. Donald R Royall practices at UT Health San Antonio | University of Texas Health Science Center at San Antonio in Northwest Side, SAN ANTONIO and Dr. Nasser Barghi, DDS in Northwest Side, SAN ANTONIO. He completed Medical School from University of Texas Health San Antonio School of Dentistry in 1984,Residency - ID from Johns Hopkins University / Johns Hopkins University in 1990 and Residency - ID from Johns Hopkins University / Johns Hopkins University in 1987. Some of the services provided by the doctor are: Insomnia,Schizophrenia,Marijuana Addiction,Major Depressive Disorder and ADHD and-or ADD etc.