Once you are done preparing the Federal tax return, TurboTax program will start asking questions to help prepare your State Tax Return.
When you get to the screen shown below:
Make sure to check the box "Qualified to claim the refundable nurse's credit"
TurboTax will now guide you through so you claim the nurse's credit. When you get to the screen "Refundable Nurses Credit" It is going to ask for the Employer Identification Number (EIN) of the accredited Hospital. You can find this on your W-2 Form.