| | Healthcare Industry | Medical Billing What is the medical billing code 90806? The medical billing code 90806 is for a therapeutic activity requiring minimal assistance for less than 15 minutes. This code is used for occupational therapy services. Medical Billing - Related Articles Persistent Cough in Children How Do I Check My Height Without a Ruler? How to Perform a Reiki Energy Style Healing Session What is a maternity nurses salary? What Are the Most Common Symptoms of a Heart Attack in Women? Which muscles are under voluntary control? How to Build Your Smile Muscles