AI vs. AI: Patients deploy bots to battle health insurers that deny care

By Anna Claire Vollers. Originally published in Stateline on November 20, 2025

Carmel Shachar is quoted in this piece.

As states strive to curb health insurers’ use of artificial intelligence, patients and doctors are arming themselves with AI tools to fight claims denials, prior authorizations and soaring medical bills.

Several businesses and nonprofits have launched AI-powered tools to help patients get their insurance claims paid and navigate byzantine medical bills, creating a robotic tug-of-war over who gets care and who foots the bill for it.

Sheer Health, a three-year-old company that helps patients and providers navigate health insurance and billing, now has an app that allows consumers to connect their health insurance account, upload medical bills and claims, and ask questions about deductibles, copays and covered benefits.

“You would think there would be some sort of technology that could explain in real English why I’m getting a bill for $1,500,” said cofounder Jeff Witten. The program uses both AI and humans to provide the answers for free, he said. Patients who want extra support in challenging a denied claim or dealing with out-of-network reimbursements can pay Sheer Health to handle those for them.

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