You should get a Bachelors in Business Admin and master in psychology or health services?

You can get a master's degree in almost every discipline once they get a bachelor's degree. Many programs have entrance exams and may have to take some courses of gratification, but usually not a big problem. There are plenty of online master's programs, and most organizations will help pay for an advanced degree. In my opinion there are many more opportunities for a large company, you can work for a nonprofit organization with a business degree, Best of Luck of the Mentor practice.