Dear Aspirant,

According to my knowledge MD can be done only when you have a MBBS degree in your hands. To get that degree you need to give NEET UG exam in India. For more details you should check the links I am providing you for better understanding. Links contains reliable information.
https://dqxeclau.top/courses/md-doctor-of-medicine
https://dqxeclau.top/courses/cardiology-and-thoracic-science-course

Hope this Helps!
Good Luck