Tri County Medical Center Family Practice is their Medial specialty. They are knowledgeable in the following conditions / disorders: Pregnancy & Childbirth. Tri County Medical Center is located on 117 E 4th Ave in Cheyenne. They can be reached by phone by calling (307) 245-3666 . They can be reached by calling (307) 245-3666 . They have not yet been reviewed on MojoPages.com.