I.R.C. §213(f)

Taxes And Medical Expenses

Taxpayers that itemize​ personal deductions instead of claiming the standard deduction may deduct qualifying medical expenses to the extent that such expenses exceed 10 percent of adjusted gross income (“AGI”). Taxpayers that are 65 years or older, or turned 65 during the tax year, may deduct unreimbursed medical care expenses that exceed 7.5% of AGI. This threshold amount remains at 7.5% of adjusted gross income for these taxpayers until Dec. 31, 2016. I.R.C. §213(f).