Noridian Mutual Insurance Company is an insurer headquartered in Fargo, North Dakota. It offers health, dental, and life insurance, under several brands, including Blue Cross Blue Shield of North Dakota, which is the largest health insurance provider in the state of North Dakota, with a 78% market share. Noridian Mutual Insurance Company provides health insurance products and related services to nearly 500,000 members in the midwestern and western US. The company's offerings include group medical, dental, vision, and life insurance, disability and disease coverage, third-party administration services, Medicaid and Medicare administration, and a pre-paid prescription drug program. Its Blue Cross Blue Shield of North Dakota division serves members in that state. Other Noridian Mutual subsidiaries include Noridian Administrative Services, Noridian Benefit Plan Administrators, and Noridian Insurance Services (marketing).