@blossom wrote that “It’s hard to make the claim that we don’t have enough doctors …”, which is different from claiming that there actually is a shortage of doctors because the medical schools, residencies, etc. want to ensure that we don’t have enough doctors.
Of course, whether there is actually a shortage of doctors may depend on the specialty. Primary care seems to have the greatest shortage, probably because US medical school graduates have too much debt to be able to pay it off on primary care pay levels.