Support WBURHit With An Unexpectedly High Medical Bill, Here's How A Savvy Patient Fought BackPlay06:19Download AudioAnna AlmendralaOctober 27, 2020 ShareWhen Tiffany Qiu found herself on the hook for her usual 30% Blue Shield of California coinsurance after the hospital quoted 20%, she pushed back. (Shelby Knowles for KHN)