A portable pump apparatus for use in CAPD is provided as well as a method for providing CAPD to a patient. The portable pump apparatus for CAPD has a housing containing a pump, and a power supply, preferably a rechargeable battery, connected to the housing and electrically connected to drive the pump. A control knob on the housing is constructed and arranged to adjust the speed of the pump. A cover is mounted to the housing to enclose the pump. The cover has an inlet port and an outlet port to securely hold a tube thereunder. The portable pump apparatus for CAPD further has a display for providing drainage information and a clip so that the apparatus can be worn by a patient.