As New President and Executive Officer of Mazzoni Center as of January 2022, Sultan Shakir wants to share with you the latest updates. ... Philadelphia, PA 19147 Main: 215-563-0652 Health Center: 215-563-0658 Legal: 215-563-0657. Washington West 1201 Locust Street Philadelphia, PA 19107 Main: 215-985-9206. Directions & hours. Quick Links. About Us;.