Region 1 MAC Contact Information
Which States are included in Region 1
Wisconsin Physicians Service Insurance Corp(WPS) States: Indiana and Michigan MAC Contact Information: 877-567-7201 / www.wpsmedicare.com Jurisdiction: J8
CGS Administrators LLC States: Ohio and Kentucky MAC Customer Service: 866-590-6727 / www.cgsmedicare.com Jurisdiction: J15
National Government Services(NGS) States: Connecticut, Maine, Massachusetts, New Hampshire, New York, Rhode Island, Vermont MAC Customer Service: 888-855-4356 / www.ngsmedicare.com Jurisdiction: JK