Therapeutic Shoes for Persons With Diabetes (TSPD) Certifying Physician

The Certifying Physician for Therapeutic Shoes for Persons with Diabetes (TSPD) is defined as a Doctor of Medicine (MD) or a Doctor of Osteopathy (DO). A Nurse Practitioner (NP) or Physician Assistant (PA) can serve as the certifying physician if they are practicing “incident to” the MD or DO. “Incident to” requires that the NP or PA are practicing under the supervision of the certifying physician and all billing is under the certifying physician’s national provider identifier (NPI). Additional information on “incident to” can be found in the Medicare Benefit Policy Manual ( or on the Noridian Medicare website under Therapeutic Shoes.


Last Updated Feb 15 , 2023