Even if the person whose bills you paid is your tax dependent you cannot deduct all the bills you paid for them. Money you provided to another individual is a gift, and is not deductible. The exception is one already mentioned by another person who replied to you--did you pay medical bills for someone else?
Are you really asking about claiming someone as a dependent?
IRS interview to help determine who can be claimed:
https://www.irs.gov/help/ita/who-can-i-claim-as-a-dependent
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
