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.
Definitions. Cognitive deficit is an inclusive term that is most often used to describe deficits in intellectual functioning in global disorders (eg, mental retardation). Less often, it is used to describe specific deficits in cognitive abilities (eg, certain learning disabilities such as dyslexia). In contrast, terms such as learning disability are used to describe specific deficits in processes that may have little to do with overall cognitive functioning.