PAY BILL ONLINE PATIENT PORTAL 318-631-9121 . Search for: ... From I-20 take the Greenwood Road Exit. Go west toward Willis Knighton Medical Center (North Campus). Turn left on Mabel Street. Click Here. Pierremont Office. 8001 Youree Drive Suite 540 Shreveport, LA 71115. Directions. We are located within Willis-knighton Pierremont Health Center ....