CMC Vellore conducts admission to its 100 seats through Tamilnadu State Counselling. 74 seats are filled through Children of Associated churches. 10 seats are filled by the wards of CMC Staff. 1 seat is sponsored by the Indian Government and the rest 15 seats are Open Merit seats. And out of these 3 seats are reserved for SC/ST. Now you haven't mentioned the Category you fall under. All these seats are filled through NEET score on the basis of merit and preference. Irrespective of your Category, You will need more than 550. This is based on previous years cut offs. Now 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. So for a seat in this College you should fill their application form before. The MBBS application for MBBS for this year has been closed in March.