Hello aspirant,

As you mention with 400 marks in neet and you are OBC category you have low chance to get seat in government MBBS. You can try in private MBBS college.

For more information you can visit  NEET Rank Predictor

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

For more information you can visit  NEET College Predictor

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

I hope this information helps you.

Good Luck!!