The American Medical Association appointed John Wigneswaran, MD, MBA, as COO, effective June 1, 2026.
Dr. Wigneswaran, who goes by “Dr. Wig,” will oversee business operations, health solutions, information technology, AMA Insurance and JAMA Publishing, according to a May 19 news release shared with Becker’s. He also will provide executive leadership for new ventures and innovation initiatives.
He joins the AMA after serving in C-suite roles at Walmart, UnitedHealth Group, Cigna/Express Scripts and Fresenius Medical Care. His experience spans payer, provider, pharmaceutical and retail healthcare sectors.
Dr. Wigneswaran has more than two decades of healthcare leadership experience and nearly a decade of experience as a practicing nephrologist, according to the release.
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