ar heart hospital clinic portal Patient Portal. (6 days ago) Arkansas Heart Hospital Clinic 149 Section Line Road, STE A Hot Springs, AR 71913 Monday - Thursday, 8:00 AM - 5:00 PM 501-767-2399. Learn More; Little Rock Clinic. 7 Shackleford W Blvd Little Rock, AR 72211 Monday - Thursday, 8:00 AM - 5:00 PM 501-664-5860. Keyworddensitychecker.com..