Hello aspirant,
I hope you are doing well and good. As you mentioned that you're expecting 289 marks kn NEET examination 2021. As you belong to ews category and you also mentioned that you are from Maharashtra. According to previous year cut-off  sorry to say but you have less chances of getting admission in BAMS course. Because every year cut-off marks are varies.
Below I'm providing a link which help you in predicting college.
https://medicine.careers360.com/neet-college-predictor?utm_source=qna&utm_medium=neet_cp
Goodluck!