Founded in 1973 and headquartered in Westmont, IL, Annuity Health provides revenue cycle management (RCM) solutions to hospitals, health systems, and physician groups. Annuity’s services include insurance follow-up, self-pay/early out, and bad debt collection. The company employs a proprietary software platform, Annuity One, to automate workflows, enhance customer experiences through customization, and utilize proprietary data collection algorithms.