No, you don't. They are already reflected on your W-2, box 12.Since
the contributions are made with pre-tax dollars, your employer does not include
these amounts in your taxable income for the year. They are deducted as a pre-tax contributions, which means you are already getting a tax benefit from it. Deducting them again in Deductions & Credits section would be double dipping, and that's not allowed.
