inguinal hernia, w/o obst or gangrene, not spcf as recur K4030 Unil inguinal hernia, w obst, w/o gangr, not spcf as recur K4031 Unilateral inguinal hernia, w obst, w/o gangrene, recurrent K4090 Unil inguinal hernia, w/o obst or gangr, not spcf as recur K420 Umbilical hernia ...