This chapter does not apply to any of the following:
(1) Disposable assistive devices with a useful life of one year or less.
(2) Batteries or nonfunctional accessories.
(3) Assistive devices dispensed, sold, injected, or implanted by a licensed physician, licensed physician assistant, or any individual working with or for the practice of a licensed physician, employer, or other business entity that is primarily engaged in the practice of medicine, whether or not the individual is working in a collaborative practice agreement as an agent, employee, or independent contractor. The exemption provided by this subdivision shall not apply to an assistive device simply because it was prescribed or ordered by a licensed physician or other health care practitioner.