
09/29/2025
Horacio Alberto Diaz, M.D. is a Board-Certified Family Medicine physician, devoted husband, father, and grandfather, and an Associate Professor of Family Medicine with UIWTX TIGMER Family Medicine Residency Program.
Proudly serving the Laredo community since 1997, Dr. Diaz spent over a decade in private practice before transitioning in 2011 to a career in Emergency Medicine across local, regional, and out-of-state facilities.
Deeply rooted in Laredo, he has witnessed firsthand the challenges caused by the shortage of primary care physicians.
Inspired to help address this need, Dr. Diaz has joined Mio Wellness, where he is committed to providing compassionate, high-quality primary care to the community he calls home.