UT Southwestern Ob/Gyn and Maternal-Fetal Medicine at Las Colinas Previous Next 6121 N. Highway 161, Suite 200 Irving, Texas 75038 469/647-4040 https://utswmed.org/locations/las-colinas/med-ctr-las-colinas-obgyn/ Loading... No Records Found Sorry, no records were found. Please adjust your search criteria and try again. Maps failed to load Sorry, unable to load the Maps API. Learn more about UT Southwestern Medical Center on our main page.