If i have rectal pain does that mean endometiosis on bowel?

Unlikely: Rectal pain is usually an anal fissure, abscess or hemorrhoids. Endometriosis of the bowel when severe may cause symptoms of bowel blockage.

Rectal pain: Rectal pain is a common problem. Causes of rectal pain include: hemorrhoids, anal fissure, proctalgia fugax, levator ani syndrome, and less common causes include: cancer, infection, inflammatory bowel disease and rectal prolapse. See your doctor for help with a diagnosis.