How To Contact CMS Customer Service
CMS (Centers For Medicare and Medicaid Services) is organized into several groups, Medicare health plans, Medicare financial management, Medicare fee for service operations, Medicaid and children’s health, survey & certification and quality improvement.
1-800-633-4227
One Response
Got through quickly and after answering a few questions, a rep answered and although he had to refer me to another number, the whole call lasted less than 10 minutes. Very pleased.