New Jersey Statutes Title 45. Professions and Occupations 45 § 9-37.34a

a. A licensed physical therapist shall not permit an employee to administer physical modalities to patients unless that employee is a licensed physical therapist, licensed physical therapist assistant, or other health care provider licensed in this State to administer those modalities.

As used in this subsection, physical modalities mean ultraviolet (B and C bands) and electromagnetic rays, including, but not limited to, deep heating agents, microwave diathermy, shortwave diathermy, and ultrasound or any other treatment proscribed by the board.

b. Nothing in this section shall be construed to prohibit any person licensed to practice in this State under any other law from engaging in any activity which is within the scope of his practice.