UT Health RGV Internal Medicine: Weslaco, TX: Acute Illness Care. Preventive Care. Health Screenings (956) 296-7710 (956) 296-7705: 1330 E. Sixth Street, Suite 105, Weslaco, TX. 78596: xxs-02: UT Health RGV Multispecialty (Harlingen) Harlingen, TX: Neurology. Orthopedic & Sports Medicine. Pediatric Neurology. Primary Care (956) 296-1519 (956 ....