 Amazon.com Inc. AMZN, 3.86 said Thursday it has signed an agreement to acquire One Medical, a primary care organization that operates under 1Life Healthcare Inc. ONEM, 3.25 , for 18 a share in cash, or 3.9 billion including debt. We think health care is high on the list of experiences that need reinvention, Neil Lindsay, senior vice president of Amazon Health Services said in a statement. 