That horizontal scale is wack.
Otto Octavius, the physicist with no medical degrees, has more medical training than famous neurosurgeon Stephen Strange?
Dr. Johnathan Zoidberg might well be rubbish with humans (and has an art history PhD) he's renowned for his expertise on other alien species - rated highly enough by Mom that she wants him to work for her - and probably has some not-Earth qualification.
Doctor Evil literally went to Evil Medical School, thankyouverymuch.
