The law applies to people licensed or certified to provide the following health care services: medicine and surgery, chiropractic, naturopathy, athletic training, physical therapy, occupational therapy, substance abuse counseling, radiography, midwifery, nursing, dentistry, dental hygiene, optometry, optics, respiratory care, perfusion, pharmacy, psychology, marital and family therapy, clinical social work, professional counseling, veterinary medicine, massage therapy, electrology, hearing instruments, speech pathology and audiology, and emergency medical services (CGS § 20-7b).