An urgent care provider in Rio Grande City, Texas, Walmart Pharmacy is located at 4534 E US Hwy 83. The clinic can diagnose and treat a wide range of non-life threatening conditions, including nausea, vomiting, persistent diarrhea, abdominal pain, shortness of breath, cuts and bruises, as well as sprains and broken bones. It can test for flu, strep, STDs, pregancy, drug use and numerous other conditions. Traditionally patients at urgent care clinics typically see wait times of 30 minutes or less. However, COVID, flu and other issues have led to longer wait times. It is a good idea to call ahead or book an appointment online to lower your wait time. While many health insurance plans cover urgent care, we strongly encourage you to confirm that the clinic is in-network with your insurance. In particular, not all clinics accept Medicare/Medicaid/TriCare.