A recent analysis estimates that pharmacy benefit managers like CVS Caremark save the health care system an average of $their services. https://cvshealth.com/thought-leadership/2017-standard-formulary https://cvshealth.com/thought-leadership/addressing-rising-drug-prices-in-the-changing-health-care-landscape https://cvshealth.com/thought-leadership/addressing-rising-drug-prices-in-the-changing-health-care-landscape https://cvshealth.com/thought-leadership/addressing-rising-drug-prices-in-the-changing-health-care-landscape https://cvshealth.com/sites/default/files/2016-gri-index-csr-report.pdf 28 Support for Patients with Chronic Disease Chronic disease is the leading cause of death and disability in the U.S. Diseases such as diabetes, heart disease, cancer and obesity are both common and costly, and can often be prevented.