Every institute have its own advantages and disadvantages. But if you in general ask this question from the terms of good academics and faculties then you can go for the names suggested below:

1. Spark Academy

2. Dr. Bhatia Medical Coaching Institute

3. Venkat Reddy medical academy

4. Aakash Insitute

5.Focus Academy | Long Term NEET Coaching Classes

For NEET preparation tips visit the link below:

https://medicine.careers360.com/articles/neet-preparation-tips

I hope this answer helps. All the very best for your future endeavors!