It can vary, Phlebotomist can be somewhat limited verses becoming a Medical Assistant and using your phlebotomy skills. Medical Assistant can allow you more employment opportunity. I previously worked as a Medical Assistant and Phlebotomist. I made more as a Medical Assistant, because I had more opportunities and flexibility in the job market. I also experience more growth. So I would truly encourage you to look more into Medical Assistant, as this can allow you to work as a Medical Assistant or Phlebotomist.