It can not be said anything about the revised cutoff. If in case, the number of candidates who have qualified the exam fall short of the number required in a respective category then to fill the sufficient number of vacant seats, the Central Government in consultation of Dental Council of India can lower the NEET MDS 2019 cut off percentile and scores.

You can check teh cutoff related information with the given below link.

https://medicine.careers360.com/articles/neet-mds-cut-off

Good Luck!