MyChart (Patient Portal) Hospital Registration & Admission; Your Hospital Stay; ... Houk Rheumatology. 9101 Kanis Rd. Suite 200 Little Rock, AR 72205. View on map. Direct Line (501) 224-6366. HealthLine (888) 227-8478. Fax (501) 725-8445 Richard William Houk, MD. Richard William Houk, MD..