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.
Map of area code 313 in Michigan. Area code 313 is an area code within the North American Numbering Plan serving Detroit and most of its close-in suburbs in Wayne County, Michigan.n December 13, 1997, the 313 area was further divided, creating the 734 area out of Washtenaw County, Monroe County, and western and Downriver Wayne County. Area code 679 has been reserved as a future overlay to the 313 area.