No, but he talks like a blow hard and this reduces his credibility in my mind.
I watched a three-minute video and didn’t get “blowhard” out of it at all. Different than the people I associate with, sure, but not a blowhard, of which we do have a few around here.
Besides, if he’s getting the results he says he’s getting, and interpreting them correctly, he’s plenty entitled to blow his own horn, and as loud and long as he wants.
President Trump said this treatment could be a “game changer” and he said it what, four days or so ago. This doctor could be confirming exactly that.
Which is why you’ll never see his face on CNN.