The latest form and instructions can be found on the USCIS web page: https://www.uscis.gov/i-140.
As a H-1B with for a concurrent filling of a NIW petition, here are some questions which might be problematic:
Part 2 - Question 2: This petition is being filed for: 1.i [X] An alien applying for a National Interest Waiver (who IS a member of the professions holding an advanced degree or an alien of exceptional ability)
Part 5 - Question 1: Type of petitioner : 1.b. [X] self