Mary Lantin

President and Chief Operating Officer
Mary Lantin

Mary Lantin serves as Diameter Health’s President and Chief Operating Officer and leads the strategy, product, informatics, client services, finance, and operations teams.

Most recently, Mary served as President and General Manager at Optum Analytics for Payer and Provider Solutions where she oversaw a $200 million line of business with a client portfolio comprising more than 100 payers and 450 providers, in addition to a product portfolio of over 15 solutions.

Prior to joining Optum, Lantin held senior leadership roles at various health information technology companies where she developed and executed strategies for rapid deployment of enterprise-wide analytics solutions. Lantin served as Vice President of Client Services at Humedica, where her operational leadership and focus on client satisfaction scaled the clinical analytics start-up and contributed to Humedica’s acquisition by Optum in 2013.

Mary earned a bachelor’s degree from Princeton University and a master’s in public health from Harvard University.

Mary Lantin
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