An audiologist is a professional who is able to do a complete test to determine level of hearing and to provide rehabilitation services to persons with hearing loss. They may also be qualified to prescribe equipment and devices to enhance hearing.

An occupational therapist provides services that help with fine motor control and planning.
A physical therapist provides services that help restore function, improve mobility, relieve pain, and prevent or limit permanent physical disabilities of patients suffering from injuries or disease. They restore, maintain, and promote overall fitness and health. (These include fine and gross motor skills.) 
A speech-language pathologists specialize in assessment and treatment of communication disorders. These include language, articulation, fluency, voice, processing, and eating disorders. They prescribe and implement therapeutic measures. Speech-language pathologists who use the initials "CCC-SP" after their name have passed a national examination administered by the Clinical Certification Board of ASHA.