Donna Hoover. Her primary practice is as an Occupational Therapist: Gerontology, also practicing as an Occupational Therapy Assistant: Low Vision, an Occupational Therapist, an Occupational Therapist: Environmental Modification, an Occupational Therapist: Feeding, Eating & Swallowing, an Occupational Therapist: Human Factors, and an Occupational Therapist: Physical Rehabilitation.