Family Eye Care Phoenix, AZ | Ken Factor, O.D. P.C., Tami R. Lang, O.D. | (602) 996-2020 br br Eye Doctor Phoenix, AZ br Ken Factor, O.D. P.C., Tami R. Lang, O.D. br 4550 E. Bell Rd. #104 br Phoenix, AZ 85032 br (602) 996-2020 br www.drfactordrlang.com br br The expert eye doctors at Ken Factor, O.D. P.C., Tami R. Lang, O.D. vision center in Phoenix, AZ are trained in the latest advancements in family eye care and provide the highest quality treatment for each of their patients.