Community Care Alliance of Illinois, NFP (CCAI, NFP) is a HMO plan sponsor contracted with Medicare. Enrollment in a CCAI, NFP plan depends on contract renewal. This information is not a complete description of benefits. Contact the plan for more information. Limitations, copayments, and restrictions may apply. Benefits, premiums and/or co-payments/co-insurance may change on January 1 of each year. This information is available for free in other languages. Please call our customer service number at 1-855-275-2781 (TTY 711). Hours are between 8:00am and 8:00 pm Monday through Friday (7 days a week from October 1 through February 14). Answering Service available weekends and after hours.