No, you do not need to start your return over to correct adding an HSA to your return.
To delete an HSA:
1. Sign In or Open TurboTax.
2. Select "Take me to my return" (Online).
3. Select "Search" or "Help" icon.
4. Type "HSA" and select "Jump to HSA"
5. Select " None of the above" on the "Tell us about the health-related accounts you had in 2017" screen and press continue.
OR
- From the Menu select: Tax Tools>Tools>Delete a form.
- Select Delete next to the form/schedule/worksheet and follow the onscreen instructions.