Kolavala Jan MD Internal Medicine is their Medial specialty. They are knowledgeable in the following conditions / disorders: Pulmonary Diseases. Kolavala Jan MD is located on 18523 Corwin Rd in Apple Valley. They can be reached by phone by calling (760) 242-3634 . They can be reached by calling (760) 242-3634 . They have not yet been reviewed on MojoPages.com.