Hello,
Congratulations! A  NEET score of 640 you will get you mbbs seat in top medical colleges under both  telangana state quota and 15% all india quota.

You are likely to get selected in aiims and jipmer too.

With a 640 score your overall percentile will be 99.48 - 99.96 and your NEET AIR Rank will be around 900 - 1091.

However its hard to predict jiomer cutoff as this will be the first time Central institutions will admit students on basis of neet scores. However you are much likely to enter a good medical college. All the best

Also tese information is based on previous years cutoff and as cutoff changes every year depending on factors like difficulty and number of candidates and current COVID19 situation etc.

You can use careers360 college predictor to know the colleges you can get at your NEET score;- https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer

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