Right. Let's see what's more likely: (a) A real psychiatrist finds HN, makes an account there and uses said account to hand out incredibly irresponsible advic

Right. Let's see what's more likely: (a) A real psychiatrist finds HN, makes an account there and uses said account to hand out incredibly irresponsible advice to someone on a forum based on one post or: (b) you're full of shit. I'm going to go with option b.