Acordia Aetna US Healthcare (POS and HMO) AIGS Alliance Amerisafe Blue Cross/Blue Shield Board of Pensions Cigna (not HMO) First Health Network HRM Risk Management Liberty Mutual MailHandlers Managed Care Innovations Medicare Nylcare PHCS Preferred Care of Richmond RISKO SAFECO Southern Health Services (not HMO) The Hartford The Travelers Trigon (not HMO) Trustmark United Healthcare Vicare Plus Virginia Health Network VMSO We do not participate in the majority of HMO contracts.   Depending on the type of insured's contract, we may be considered “out-of-network” and the insured will receive a lower reimbursement from the insurance company.  The patient should consult with his or her insurance carrier.