yes Aishwarya  For better opportunities, you can do MBA. Some prominent schools that you can consider except IIMs are

Shailesh J. Mehta School
Xavier's Labour Relations Institute, Jamshedpur
Mittal School Of Business, Lovely Professional University, Punjab
Department of Management Studies, IIT Delhi
Indian Institute of Foreign Trade, Delhi 
Management Development Institute (MDI), Gurgaon
Bharathidasan Institute of Management (BIM), Trichy
Narsee Monjee Institute of Management Studies, Mumbai
National Institute of Industrial Engineering (NITIE), Mumbai
SP Jain Institute of Management, Mumbai.

Dear Aishwarya,

     You can definitely go for MBA in healthcare and hospital management after completing B Tech in biotechnology.You will have an edge as you already have the knowhow of technologies and products that help improve lives health .

Wish you Good luck

Hey dear yes you can go for it 

just give proper mba entrance exam to get admissions good luck