N-COUNT [oft N n](医疗)优先供应商组织; 如果该组织成员使用属于该组织的医生和医院,医疗费用上可享受很大优惠A PPO is an organization whose members receive medical care at a greatly reduced cost only if they use doctors and hospitals which belong to the organization. (医疗)优先供应商组织; 如果该组织成员使用属于该组织的医生和医院,医疗费用上可享受很大优惠 [US]
...a statewide PPO plan that allows members throughout California to travel to Mexico for care.