For this, we need to first look at the NEET 2020 cut offs for Government MBBS College in Maharashtra -

• Via 85% State Quota - ST Category - 339/720
• College Allotted - Govt Medical College Gondia

Cut off marks (2020) for the best Government Medical College in Maharashtra (which is Seth Gordhandas Sunderdas Medical College and King Edward Memorial Medical College, Mumbai) via 85% State Quota and ST Category - 478/720

So from above mentioned cut offs, it is evident that you can easily get a Government Medical College in Maharashtra with 546 marks via ST Quota.

To get details regarding 2020 Cut Offs for Government Medical Colleges in Maharashtra, you can check out this link - NEET 2021 cutoff Maharashtra - Check college and category-wise cutoff (careers360.com)

Also, to predict what all Medical Colleges you can get with your rank and category, you can use NEET College Predictor - https://medicine.careers360.com/neet-college-predictor