Health informatics is a discipline at the intersection of information science, computer science, and health care. It deals wi th the re- sources,  devices,  and  methods  required  in  optimizing  the  acquisition,  storage,  retrieval,  and  use  of  information  in  health  an d biomedicine.

It's Eligibility criteria is:-
To pursue a Masters degree in Health Informatics, a student must complete a Bachelors course in related fields of Computer Science, Social Science, and others.

So, Students  who have done B.Sc in Chemistry is not eligible to do MS in Health Informatics.