Hi aspirant,

Yes ,You need to pay fee if you want seat under management quota of deemed universities and also in private colleges .MBBS Management seats are available through centralized counseling students can approach colleges directly for NRI/Management seats  after the counseling.

In private colleges you need to pay high donation to get admission into their college you can check your admission into MBBS/BDS colleges by using NEET College predictor Link

https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer

Good Luck!!!