HeartPlace at 902 West Randol Mill Rd Southwestern. HeartPlace Find A Doctor Directions. 902 West Randol Mill Rd Ste 200 Arlington, TX 76012 United States (817) 461-3003. Schedule Appointment Directions. Patient Portal (MyChart) Intranet Login. Southwesternhealth.org DA: 26 PA: 23 MOZ Rank: 63..