April 1 - September 30, 8:00 a.m. - 8:00 p.m. ET Monday - Friday
October 1 - March 31, 8:00 a.m. - 8:00 p.m. ET Seven days a week
If you have general questions about your health plan, please contact us using our secure email. Please be sure to include your Member ID number from the front of your ID card and we'll respond to your inquiry within one business day.
You can also call Member Service at the number on the front of your ID card,
April 1 through September 30, 8:00 a.m. to 8:00 p.m. ET, Monday through Friday.
October 1 through March 31, 8:00 a.m. to 8:00 p.m. ET, seven days a week.
Blue Cross Blue Shield of Massachusetts is an HMO and PPO Plan with a Medicare contract. Enrollment in Blue Cross Blue Shield of Massachusetts depends on contract renewal. Anthem Insurance Companies, Inc., Blue Cross and Blue Shield of Massachusetts, Inc., Blue Cross & Blue Shield of Rhode Island, and Blue Cross and Blue Shield of Vermont are the legal entities that have contracted as a joint enterprise with the Centers for Medicare & Medicaid Services (CMS) and are the risk-bearing entities for Blue MedicareRx (PDP) plans. The joint enterprise is a Medicare-approved Part D Sponsor. Enrollment in Blue MedicareRx (PDP) depends on contract renewal.