Yashwanth, AIIMS and JIPMER will conduct admission to their seats through NEET score through All India Counselling. AIIMS hasn't released any application for its MBBS course. You can check the Important Announcements at their page: https://www.aiimsexams.org/ . The same goes with JIPMER too. Nut if you can help us with the source of your information, we can check that for you.