You haven't mentioned the State you hold the domicile of. This is important because every State has different cut offs. With a score of 590 your rank might be approximately between 10248-12898 . This is an expected rank range: https://medicine.careers360.com/articles/neet-result-marks-vs-rank . Now regarding the Colleges that you may have a shot at, we need the State you hold the domicile of. But in general, with a score of 590, you can get GMCs  in your State irrespective of the State you hold the domicile of.  Now this is based on 2019 data and cut offs change every year. Cut offs change every year depending on various factors such as no.of Candidates appearing for the exam, no.of Candidates qualified, top NEET score and difficulty of the exam. For complete list of colleges that you may have a shot at, please use our College predictor: https://medicine.careers360.com/neet-college-predictor?icn=QnA&ici=qna_answer