You can check below top colleges for biomedical engineering

Indian Institute of Technology Madras

Indian Institute of Technology Bombay

Indian Institute of Technology Delhi

Indian Institute of Technology Kharagpur

Motilal Nehru National Institute of Technology Allahabad

Private

VIT University, Vellore

SRM University, Chennai

RV College of Engineering, Bangalore

Manipal Institute of Technology, Manipal

To check the complete list you can refer below link

Top Biomedical Egineering Colleges

To take admission in these colleges you can appear for JEE(Main+Advanced), VITEEE, SRM, Manipal and COMEDK entrance exam

All the Best!!