Medicare payer. The first digit of each code is the organization that provides the funds. for the care; additional digits provide more information about the specifics of the plan or. mechanism through which these funds are provided.
Attention deficit hyperactivity disorder: A disorder in which a person is unable to control behavior due to difficulty in processing neural stimuli, accompanied by an extremely high level of motor activity.
Attention deficit disorder has been around a lot longer than most people realize. In fact, a condition that appears to be similar to ADHD was described by Hippocrates, who lived from 460 to 370 BC.The name Attention Deficit Disorder was first introduced in 1980 in the third edition of the Diagnostic and Statistical Manual of Mental Disorders.ttention deficit disorder has been around a lot longer than most people realize. In fact, a condition that appears to be similar to ADHD was described by Hippocrates, who lived from 460 to 370 BC.