Can some1 please help me. Im a african-american male who has white spots on my innerarm, thigh and penis area.

this discolouration has me concerned because the spots r getting larger and have spread 2 my neck and upper lip.

no 1 else n my family has this problem. It appears as a bad rash but doesnt hurt, itch, etc...Just discolouration.
Can any1 help!!!!