N.Y. Educ. Law § 6732

§ 6732. Practice of physical therapy and the use of title "physical\ntherapist". Only a person licensed or otherwise authorized under this\narticle shall practice physical therapy or use the title "physical\ntherapist", "physiotherapist" or "mechanotherapist" or the abbreviation\nof "P.T." in connection with his or her name or with any trade name in\nthe conduct of his profession. Only a person licensed or otherwise\nauthorized under this article to practice physical therapy, and who has\nobtained a doctorate in physical therapy may use the title "doctor of\nphysical therapy" or abbreviation "D.P.T." in connection with his or her\nname or with any trade name to indicate or imply that the person is\nlicensed or otherwise authorized to practice physical therapy.\n