Hello Aspirant. I hope your health is good and you are doing well. First of all, congratulations for performing so well in NEET UG 2021. You mentioned you belong to OBC category and your expected score is 547 out of 720. Based on this marks, your overall percentile ends up around 96.04 - 96.54 considering difficulty of the paper to be moderate.

As per your expected score and previous years' cutoff marks, you may get good opportunity to grab a seat for MBBS at various government medical college at Tamil Nadu under 85% State Quota:

1. Government Chengalpattu Medical College
2. Coimbatore Medical College
3. Government Dharmapuri Medical College
4. ESIC Medical College, K.K.Nagar, Chennai (ESI Certificate required for admission)
5. Government KAPV Medical College, Trichy
6. Government Karur Medical College
7. Government Medical College, Omandurur Estate.
8. Government Medical College and Hospital, Pudukottai.

and more...

To know more about the cutoff trends in Tamil Nadu  for NEET UG based on previous years' data, consider referring to this article:

https://medicine.careers360.com/articles/neet-cutoff-tamil-nadu

To know more about NEET UG overall Cutoff trends, follow this article:

https://medicine.careers360.com/articles/neet-cut-off

To know your admission chances in medical/dental colleges with NEET Score, to get a personalized report with Top MBBS & B.D.S Colleges and to check course & counselling wise cut-offs of NEET for various state quotas, caste groups etc., I encourage you to use NEET UG 2021 College Predictor:

https://medicine.careers360.com/neet-college-predictor?utm_source=qna&utm_medium=neet_rp

I hope you find this information helpful. I wish you all the best for your future.

Thank you.