If you wanted to start a career in medical coding then you would want to take courses and get a certificate. I say it that way because it is not uncommon for people without a certificate in this field to get a job, but it will be harder and you wouldn’t get paid as much.There are many codes that you would be responsible to know, as well as many strict guidelines that you would need to know. If you made one mistake, that you may think is a small little mistake, can cause the doctor a large sum of money that they cannot get because you put the wrong code in. So you can see the importance of having an in-depth knowledge of these standardized medical codes.