Find Your Medicare Administrative Carrier's (MACs) Website

State	Carrier	Web site
Alabama	Cahaba Gov. Benefit Administrators	www.cahabagba.com
Alaska	National Heritage Insurance Corp.	www.medicarenhic.com
Arizona	Noridian Administrative Services	www.noridianmedicare.com
Arkansas	Pinnacle Business Solutions	www.pinnaclebsi.com
California	Palmetto GBA	www.palmettogba.com
Colorado	Trailblazer Health Enterprises	www.trailblazerhealth.com
Connecticut	National Government Services	www.ngsmedicare.com
D.C. Metro Area	Highmark Medicare Services	www.highmarkmedicareservices.com
Delaware	Highmark Medicare Services	www.highmarkmedicareservices.com
Florida	First Coast Service Options, Inc	www.fcso.com
Georgia	Cahaba Gov. Benefit Administrators	www.cahabagba.com
Hawaii	Palmetto GBA	www.palmettogba.com
Idaho	National Heritage Insurance Corp	www.medicarenhic.com
Illinois	Noridian Administrative Services	www.noridianmedicare.com
Indian Health Service	Trailblazer Health Enterprises	www.trailblazerhealth.com
Indiana	National Government Services	www.ngsmedicare.com
Iowa	Wisconsin Physicians Service	www.wpsic.com
Kansas	Wisconsin Physicians Service	www.wpsic.com
Kentucky	Highmark Medicare Services	www.highmarkmedicareservices.com
Louisiana	Pinnacle Business Solutions	www.pinnaclebsi.com
Maine	National Heritage Insurance Corp.	www.medicarenhic.com
Maryland	Highmark Medicare Services	www.highmarkmedicareservices.com
Massachusetts	National Heritage Insurance Corp.	www.medicarenhic.com
Michigan	National Government Services	www.ngsmedicare.com
Minnesota	Noridian Administrative Services	www.noridianmedicare.com
Mississippi	Pinnacle Business Solutions	www.pinnaclebsi.com
Missouri	Wisconsin Physicians Service	www.wpsic.com
Montana	Noridian Administrative Services	www.noridianmedicare.com
Nebraska	Wisconsin Physicians Service	www.wpsic.com
Nevada	Palmetto GBA	www.palmettogba.com
New Hampshire	National Heritage Insurance Corp.	www.medicarenhic.com
New Jersey	Highmark Medicare Services	www.highmarkmedicareservices.com
New Mexico	Trailblazer Health Enterprises	www.trailblazerhealth.com
New York	National Government Services	www.ngsmedicare.com
North Carolina	Palmetto GBA	www.palmettogba.com
North Dakota	Noridian Administrative Services	www.noridianmedicare.com
Ohio	Highmark Medicare Services	www.highmarkmedicareservices.com
Oklahoma	Trailblazer Health Enterprises	www.trailblazerhealth.com
Oregon	National Heritage Insurance Corp.	www.medicarenhic.com
Pennsylvania	Highmark Medicare Services	www.highmarkmedicareservices.com
Puerto Rico, V.I.	First Coast Service Options, Inc.	www.fcso.com
Rhode Island	National Heritage Insurance Corp.	www.medicarenhic.com
South Carolina	Palmetto GBA	www.palmettogba.com
South Dakota	Noridian Administrative Services	www.noridianmedicare.com
Tennessee	Cahaba Gov. Benefit Administrators	www.cahabagba.com
Texas	Trailblazer Health Enterprises	www.trailblazerhealth.com
Utah	Noridian Administrative Services	www.noridianmedicare.com
Vermont	National Heritage Insurance Corp.	www.medicarenhic.com
U.S. Virgin Islands	First Coast Service Options, Inc.	www.fcso.com
Virginia	Palmetto GBA	www.palmettogba.com
Washington	National Heritage Insurance Corp.	www.medicarenhic.com
West Virginia	Palmetto GBA	www.palmettogba.com
Wisconsin	Noridian Administrative Services	www.noridianmedicare.com
Wyoming	Noridian Administrative Services	www.noridianmedicare.com
Source: CMS web site

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