The salary of medical technologists and the methods of sending the money depends in the company. There are some companies who pay based on the hours accumulated. Some also rely on the number of lines or words they transcribe. Usually, there are incentives like holiday breaks, personal leaves, medical benefits and more.
Transcription services employees usually receive a production-based pay. Some freelance workers actually earn more than those who are employed, but the disadvantage of which is that they have higher bills with no benefits at all. You must also have connections with medical institutions if you are going on your own.