Illinois
- AMERICAN CARE SOURCE
- BCBS
- CHANDLER GROUP
- CARECENTRIX
- COUNTRY CARE
- COVENTRY
- GALAXY
- ILLINICARE
- MEDICAID
- MEDICARE
- MULTIPLAN
- PREFERRED HEALTH ALLIANCE
- PHCS
- RUSH
- TRICARE
Louisiana
- ACM
- AMERICAN CARE SOURCE
- BCBS
- BEST CARE
- CARECENTRIX
- COVENTRY
- GALAXY
- HOMELINK
- MEDICAID
- MEDICARE
- MULTIPLAN
- OFFICE OF GROUP BENEFITS
- PREFERRED HEALTH ALLIANCE
- PHCS
- TRICARE
- UNITED HEALTH CARE
- USA MANAGED CARE
Mississippi
- ACM
- AMERICAN CARE SOURCE
- BCBS
- CARECENTRIX
- COVENTRY
- GALAXY
- HEALTHLINK
- MEDICAID
- MEDICARE
- MS PHYSICAN CARE NETWORK
- MULTIPLAN
- PREFERRED HEALTH ALLIANCE
- PHCS
- TRICARE
Texas
- ACS
- AMERICAN CARE SOURCE
- AMERIHEALTH
- BCBS
- CARECENTRIX
- CIGNA
- COVENTRY
- GALAXY
- GENTIVA
- KELSEY CARE
- MEDICAID
- MULTIPLAN
- NORTH TX HEALTHCARE NETWORK
- PHCS
- PREFERRED HEALTH ALLIANCE
- STAR+PLUS
- TEXAS HEALTH SPRINGS
- TEXAS TRUE CHOICE
- TRICARE
- USA MANAGED CARE
Virginia
- AMERICAN CARE SOURCE
- BCBS
- COVENTRY
- DEPT OF VETERANS AFFAIRS
- FIRST HEALTH
- GALAXY
- MULTIPLAN
- PREFERRED HEALTH ALLIANCE
- PHCS
- TRICARE