LivePerson stock plummets after surprise loss and revenue decline, as Medicare suspends reimbursements pending review

Shares of LivePerson Inc. LPSN plummeted 41.2% toward a seven-year low in premarket trading Thursday, after the provider of natural-language chat services using conversational artificial intelligence reported late-Wednesday a surprise fourth-quarter loss and revenue decline. During the quarter in November, LivePerson said its WildHealth subsidiary was notified that Medicare was suspending reimbursements for services pending further review. The company said it believes the services rendered were valid, it took a reserve for revenue associated with the services given the uncertainty as to the amount of further reimbursements….