CareNow Urgent Care – Knox Henderson is an urgent care provider located in Dallas, Texas at 4617 N Central Expy. The clinic provides care of a wide range of non-emergency conditions, including flu and strep throat, sprains and broken bones, vomiting, persistent diarrhea, abdominal pain, rashes, as well as cuts, bruises and insect bites. Like most urgent care clinics, CareNow Urgent Care – Knox Henderson accepts walk-in patients. However, calling ahead or booking an appointment online can reduce your appointment wait time. While most urgent care clinics accept health insurance, we recommend confirming that CareNow Urgent Care – Knox Henderson is in-network with your insurance.