Are Dental Expenses Tax Deductible? Quick Answer: Are Dental Expenses Tax Deductible? Family With High Medical and Dental CostsIt may be worthwhile to itemize dental costs if you’re a family with high medical and dental expenses. How to Claim Dental Expenses on Your Tax ReturnTo claim your tax deduction for dental costs:Fill out Schedule A (Itemized Deductions). Are Dental Expenses Tax Deductible?