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Illinois Physical Therapy Assistants

How does Illinois define PTAs?

"Physical therapist assistant" means a person licensed to assist a physical therapist and who has met all requirements as provided in this Act and who works under the supervision of a licensed physical therapist to assist in implementing the physical therapy treatment program as established by the licensed physical therapist. The patient care activities provided by the physical therapist assistant shall not include the interpretation of referrals, evaluation procedures, or the planning or major modification of patient programs. 

Which services are PTAs allowed to practice?

Physical therapist assistants may perform patient care activities under the general supervision of a licensed physical therapist.

Are there specific services that PTAs are prohibited from practicing?

Interpretation of referrals, performance of evaluation procedures, planning or making major modifications of patient programs by a physical therapist assistant.

What type of supervision is required?

General supervision.  The physical therapist must maintain continual contact with the physical therapist assistant including periodic personal supervision and instruction to insure the safety and welfare of the patient.

Failure by a physical therapist assistant and supervising physical therapist to maintain continued contact, including periodic personal supervision and instruction, to insure safety and welfare of patients, is considered to be unprofessional conduct.

Does the supervising physical therapist need to co-sign documentation created by the PTA?


What is the ratio between supervising PTs and PTAs?


Required designation for assistants



225 ILCS 90/1

225 ILCS 90/2

225 ILCS 90/17

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