HDHP means Hight Deductible Health Plan; it means your plan has lower premiums but higher deductible than a traditional health plan. If your plan for 2016 has a minimum deductible of $1,300 (or $2,600 for family coverage) with a maximum deductible of $6,550 ($13,100 per family) then it does qualify as HDHP, and it may be an HSA.
As to the contributions, if you made them separately from your employer, enter the in the HSA contribution section.
- Federal Taxes
- Deductions & Credits,
- Scroll down to Medical and select HSA, MSA Contributions