The victim reported being attacked on the 100 block of 12th Street NE at about 8 p.m., according to police.
The suspect is a black man age 25 to 30 who stands about 6-foot-3, police said. He was wearing a tan coat with a fur hood at the time of the crime.
Police did not immediately respond to an inquiry about the incident.
Another attack was reported early Sunday morning a few blocks east. A victim told police they were violently robbed in an alley on the 1324-1387 block of N. Carolina Avenue NE. That incident occurred just after midnight Sunday, police said.