HealthSource of Ballwin. 431 Lafayette Ctr. Ballwin, MO 63011. (636) 220-1007. Don't let back pain, joint pain, or other aches and injuries keep you from living a full life. Your chiropractic care team at HealthSource of Ballwin, MO will help you find the source of your pain and develop a treatment plan that avoids invasive procedures and ....