They do sometimes. People don’t realize how much of medicine, generally, is funded through the government. Additionally, society gives medicine a lot of leeway

They do sometimes. People don’t realize how much of medicine, generally, is funded through the government. Additionally, society gives medicine a lot of leeway to act selfishly because the core practice of healing is so altruistic. Broadly, it’s the same issue that all jobs have: it’s cheaper to hire pre-trained professionals than to hire and train.