Hello Aspirant,
You can take admission in AIIMS New Delhi & other campuses if you meet its cutoff as There is no any such kind of restriction for NIOS students. In order to get a seat in AIIMS New Delhi, You should have around more than 150 in AIIMS Entrance Exam as a General category. You can also check the previous year cutoff rank with the given below link link.
https://medicine.careers360.com/articles/aiims-mbbs-cut-off
Good Luck!
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