Write a review about Concentration Medical Center Your name * Your e-mail * (Not for publication) Your mark * ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * — Required information Send Concentration Medical Center s 91761, 1101 South Milliken Avenue, Ontario, CA 91761 View details