Includes treatment and services in the following areas: - Aphasia - Apraxia of speech, including childhood apraxia of speech - Cognitive disorders associated with acquired brain injury, stroke and dementia - Craniofacial disorders (e.g., cleft lip and palate) - Developmental speech, language and communication disorders (e.g., specific language disability, speech sound delay, autism, stuttering) - Dysarthria - Dysphagia - Unexplained acquired voice or speech disorders - Voice disorders