[Betro Sadek]

in item no five of appliation to apply for cs exam .. it asks me about NBME no.

i just took my step 1 exam .. my result is about to appear .. and i didn't have such a no ???

 

[Sabio]

Since you are an IMG you don't have NBME number and you did not apply to NBME before.
You only have ECFMG number and you applied to ECFMG only.
So you can answer NO to that question.