Frank Jonathan Hirschel, 43, has been reported missing, Montgomery County Police said.
Hirschel is living in the 6000 block of Southport Drive in Bethesda, Maryland and was last seen at 3:45 pm on Wednesday, January 2.
He is without his medication and there is concern for his well-being.
Hirschel is described as 5'10? tall and weighs 170 pounds. It is unknown what he was wearing when he left the Bethesda address.
Anyone with information regarding the whereabouts of Frank Hirschel is asked to call the Montgomery County Police at 301.279.8000.