2月21日 - ** 医疗保健集团联合健康UNH.N股价盘前下跌8.7%至458.7美元
** 华尔街日报》援引知情人士的话报道称，美国司法部近几个月对联合健康的医疗保险（Medicare）收费行为展开了调查 (link)
** 据该报报道，司法部新的民事欺诈调查正在审查 UNH 记录诊断结果的做法，这些诊断结果会触发向其医疗保险优势计划支付额外费用。
** 股价在过去 12 个月中下跌了 ~5
(为便利非英文母语者，路透将其报导自动化翻译为数种其他语言。由于自动化翻译可能有误，或未能包含所需语境，路透不保证自动化翻译文本的准确性，仅是为了便利读者而提供自动化翻译。对于因为使用自动化翻译功能而造成的任何损害或损失，路透不承担任何责任。)
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