Out-of-pocket medical expenses often get overlooked because they’re only deductible if they exceed 7.5% of your adjusted gross income (AGI) . But if you’ve had a high-cost medical year, prepaying January appointments or procedures could push you over that threshold. Dental work, vision care, and prescription costs all count.Timing your charitable donations can help you maximize your tax deduction. If you're close to the itemization threshold, try bunching several years of donations into the current year (e. ...