Kent Holtorf, M.D. is a proponent of bioidentical hormones, a "chronic infection diseases" expert, and an anti-aging practitioner. According to his webpage bio, he received his M.D. from St. Louis University, trained as a resident at UCLA, and is a diplomate and board examiner for the American Board of Anti-Aging Medicine, which is not recognized by the American Board of Medical Specialties. He claims expert knowledge in endocrinology and infectious disease, but his specialty board membership is in a woo-tastic, non-recognized area of medicine. This, of course, did not stop Fox News from inviting him on to spew a bunch of vapid bullshit about the H1N1 vaccine, saying "I have more concern about the vaccine than I do about the swine flu" and then going on to bring up tired arguments such as the vaccine being "rushed to market" (it was not).
No, he doesn't take insurance, and he doesn't work cheap. Still, he really, really cares about his patients'