Urgent Care for Children, Hixson is a pediatric urgent care center serving the children, adolescents and young adults in Chattanooga with extended hours and the ability to book online in advance through Solv prior to arriving at the clinic, making them a great option 7 days a week when your child's primary care office may not be open. You can find this clinic located at 5215 TN-153, #105 and ....