LAS VEGAS – Southwest Medical has added a new physician to help meet the growing need for health services in Southern Nevada: Stephanie Insixiengmai, MD joins Southwest Medical’s Rancho Urgent Care (888 S. Rancho Dr.) and specializes in urgent care. About Southwest Medical Southwest Medical, part of Optum, was founded in Las Vegas in 1972 and is Nevada’s largest … [Read more...] about Southwest Medical Adds New Physician