600 city parkway west suite 800 orange, ca 92868. jul 20, 2023 · extended health care (ehc) remains the core benefit provided by arta’s benefit plans. Coverage varies based on the specific plan chosen by each member, but. we have more than 5,000 primary care doctors and 12,000 specialty doctors in the optum care network. nov 19, 2021 · members have been informed that their employers might offer alternative anthem small group plans on the california care hmo network and select hmo.
