Data Science is getting involved in almost every sector nowadays and the medical sector is no different. If you want to kickstart your journey as a data scientist in medical field, then the easiest way to join a lab of some reputed colleges like Carnegie Mellon University (CMU), Harvard or any IIT which are currently working in this field as due to less number of professionals, the sector is taking regular help from academia and it will help you to shine.

Or else you could adopt the conventional way of applying to companies working in this domain like Lodgy AI and giving the interviews. All the best!