One of the problems will be that the people you need to convince, will likely have a very low tollerance for false positives. Another challenge will be getting

One of the problems will be that the people you need to convince, will likely have a very low tollerance for false positives. Another challenge will be getting access to real data, and the human checked analysis you'll need for training. There are a lot of health coding systems out there, you'll need to pick one. Network with people on advisory boards, medical professional groups, they will have the ear of others and will help you connect your solution with problems. Health insurance might be a good avenue.