TurboTax Gets Medical Expense Optimization Wrong
One of my family members often helps her friends file their income taxes with TurboTax. For a couple she helped (let’s call them the Greens), she entered their medical expenses the way she thought was best. Then TurboTax offered to “optimize” the medical expenses. So, she tried it. The result was that the Greens owed almost $2000 more in taxes. So much for optimization. Optimizing medical expenses is surprisingly tricky. You get to decide which partner in a couple makes the claim. The Greens have unusually large medical claims this year. When Mr. Green claims them, the total taxes owing for both of them is nearly $2000 less than when Mrs. Green claims them. But TurboTax insists that Mrs. Green should claim them. What went wrong? The answer begins with how medical expenses affect your taxes. First, your claim is reduced by 3% of your net income, but this reduction is capped at $2397 (in 2020) for higher earners. So, ...