Sparks Clinic is a Urgent Care located in Fort Smith, AR at 1120 Lexington Ave, Fort Smith, AR 72901, USA providing non-emergency, outpatient, primary care on a walk-in basis with no appointment needed. For more information, call clinic at (479) 709-7260 What is Sparks Family Medicine South clinic? May 11, 2016 · Hospitals ⇢ AR ⇢ Sparks ....