Do doctors see a lot of patients with psychogenic illness?

Psychogenic Illness. From the standpoint of how many illnesses are entirely caused by psychological issues or factors, you would have to include the 25% of individuals with depression, and all all of the other disease, anxiety, bipolar, schizophrenia, and more. All other disease states, i.e. Ulcers, fibromyalgia, rheumatoid arthritis, and a virtually all others that the human psyche interacts, making them worse -100%.