Dr. Posadas earned his medical degree from the University of the East Medical Center in Quezon City, Philippines and completed his residency at Georgetown University.  Dr. Posadas is Board Certified in Psychiatry and Neurology.

Prior to joining our CSB, Dr. Posadas was in private practice and he also served as staff psychiatrist at the Pines Residential Treatment Center and Medical Director at Riverside New Foundations Ambulatory Psychiatric.

Dr. Posadas is a member of the American Psychiatric Association and the Virginia Psychiatric Society.