Hello Aspirant,
You can definitely appear for NEET counselling of next year irrespective of whatever option you choose in the counselling of this year, But note that you will have to appear for NEET again in that year to attend the counselling of that session.
You can visit our article for regular updates and complete information regarding NEET 2021 counselling :-
https://medicine.careers360.com/articles/neet-counselling
To have a list of all those colleges which you can get based upon your marks, category, and state you can use NEET College Predictor because it will make you comfortable while choice filling in counselling :-
https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer
NEET 2021 Cut-off goes like :-
-->>> General - 50th percentile - 720-138 marks
-->>> SC/ST/OBC - 40th percentile - 137-108 marks
-->>> General-PwD - 45th percentile - 137-122 marks
-->>> SC/ST/OBC-PwD - 40th percentile - 121-108 marks
You can check out complete details regarding NEET qualifying cut-offs from the link given below :-
https://medicine.careers360.com/articles/neet-cut-off
If you want to prepare further for NEET 2022 then to help you in your preparation we have some resources which you can access from the link given below :-
https://learn.careers360.com/knockout-neet-may
I hope this information helps you.
Good Luck!!
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile