Maryland HMO's

Aetna Health, Inc.
980 Jolly Road P.O. Box 1109
Blue Bell, PA
www.aetna.com

Carefirst Blue Choice, Inc.
550 12th Street, SW
Washington, DC 20065
 www.carefirst.com

CIGNA HealthCare Mid-Atlantic, Inc.
9700 Patuxent Woods Drive
Columbia, MD 21117
www.cigna.com

Conventry Health Care of Delaware, Inc.
2751 Centerville Road, Suite 400
Wilmington, DE  19808
www.chcde.com

Optimum Choice Inc.
4 Taft Court
Rockville, MD 20850
www.mamsi.com

Elder Health Maryland HMO, Inc.
1001 West Pratt Street
Baltimore, MD  21223
www.elderhealth.com

United HealthCare of the Mid-Atlantic, Inc.
6300 Security Blvd.
Baltimore, MD 21207-5102
www.uhc.com

Kaiser Foundation Health Plan of the Mid-Atlantic States, Inc.
2101 East Jefferson Street
P.O. Box 6611
Rockville, MD 20849-6611
www.kp.org
 

MD Individual Practice Association, Inc.
4 Taft Court
Rockville, MD 20850
www.mamsi.com

 

For more information, or if an HMO is not listed, contact the Maryland Insurance Administration  www.mdinsurance.state.md.us.  

 Updated 10/21/2008