CareSource is a nonprofit that began as a managed health care plan serving Medicaid members in Ohio. Today, it provides public health care programs including Medicaid, Medicare, and Marketplace. The company is headquartered in Dayton, Ohio. It is the largest Medicaid plan in Ohio and second largest in the United States.
The 313 area code is registered in Michigan. 87.57% of phone numbers within the 313 area code are registered as residential/consumer phone numbers, and 12.43% are registered as commercial/business phone numbers.
Major cities or places in Michigan within area code 313 include: Area code 313 serves the city of Detroit and the larger cities and communities of Dearborn, Dearborn Heights, Detroit, Hamtramck, Inkster, Lincoln Park, Redford and Taylor.