NOC 3237 – Other technical occupations in therapy and assessment



This unit group includes workers, not elsewhere classified, who perform various technical therapy and assessment functions. Some may assist professionals such as audiologists, speech-language pathologists, ophthalmologists, physiotherapists and occupational therapists. They are employed in hospitals, clinics, extended care facilities, rehabilitation centres, educational institutions and in the private practices of the professionals they assist.

Currently, the qualifications of physical rehabilitation technicians are recognized only in the province of Quebec.

In most provinces occupational therapy assistants (OTA) and physiotherapy assistants (PTA) receive training through a single OTA/PTA program in community colleges.

Main Duties

The following is a summary of the main duties for some occupations in this unit group:

  • Hearing instrument practitioners examine adult clients to assess hearing loss using diagnostic evaluation and electro acoustic testing; recommend and dispense appropriate type of hearing instrument; take earmold impressions for use in the manufacture of hearing devices; fit, adjust and make minor modifications to hearing instruments; educate clients in appropriate use, care and maintenance of hearing instruments and perform follow-up examinations and readjustments.
  • Audiometric technicians, under the supervision of audiologists, administer tests such as pure tone hearing screening, impedance tests and noise level measurements using equipment such as audiometers and sound level meters to determine hearing thresholds of patients; instruct patients on test procedures and record results; monitor, check and calibrate auditory equipment; may take earmold impressions and fit and adjust hearing instruments.
  • Communicative disorders assistants and speech-language pathology assistants assist speech-language pathologists during assessment of patients; carry out treatment programs and develop materials for use with patients, under the supervision of speech-language pathologists; document patient rehabilitation progress; and check and maintain therapeutic equipment and materials.
  • Ophthalmic medical assistants operate ophthalmic testing and measuring instruments to aid ophthalmologists in assessing patients’ vision; record test results; assist ophthalmologists in office surgery; administer eye drops, ointments and medications as directed by ophthalmologists; clean and maintain instruments and equipment used during examinations; take patients’ general medical and ophthalmic history; and perform various administrative duties.
  • Physiotherapy assistants and occupational therapy assistants, under the direction of physiotherapists and/or occupational therapists, carry out treatment programs such as thermotherapy, traction, hydrotherapy and electrotherapeutic techniques to rehabilitate patients with various injuries or disabilities to maximize their ability to independently manage daily activities.

Employment Requirements

  • Hearing instrument practitioners require completion of a three-year college diploma in a hearing instrument specialist program, including a period of supervised training.
  • Licensure with a regulatory body is required for hearing instrument practitioners in all provinces except in Ontario where membership with the Association of Hearing Instrument Practitioners (AHIP) is required.
    Hearing instrument practitioners can prescribe and dispense hearing instruments except in Ontario where dispensing is dependant on a prescription from a physician or audiologist.
  • Audiometric technicians and communicative disorders and speech-language pathology assistants require completion of a 12- to 18-month college program in communicative disorders
    Some post-secondary education and on-the-job training.
  • Ophthalmic medical assistants require completion of a one- to two-year college program or a two-year hospital-based training program in ophthalmic medical technology
    A minimum of one year of supervised practical training under an ophthalmologist and completion of an approved ophthalmic assistant home study program.
  • Physiotherapy assistants require completion of a two- to three-year college program in physical rehabilitation therapy
    A two-year physical therapy assistant (PTA) program and supervised practical training.
  • Occupational therapy assistants require completion of a two-year occupational therapy assistant (OTA) college program.

All Titles

  • aide, physical therapy
  • aide, speech
  • aide, speech therapy
  • assistant, audiometric
  • assistant, communication disorders
  • assistant, hearing aid
  • assistant, occupational therapist
  • assistant, occupational therapy
  • assistant, ophthalmic
  • assistant, speech language
  • assistant, speech therapy
  • assistive listening device technician
  • audiological technician
  • audiology technician
  • audiometric aide
  • audiometric assistant
  • audiometric technician
  • audiometric technician – public health
  • audiometrician
  • audiometrist
  • audiometrist aide
  • communication aide – medical
  • communication assistant – medical
  • communication disorders assistant
  • communication disorders instructor
  • communicative disorders assistant
  • communicative disorders instructor
  • hearing aid assistant
  • hearing aid consultant
  • hearing aid dealer
  • hearing aid dealer and consultant
  • hearing aid practitioner
  • hearing aid specialist
  • hearing aid technician
  • hearing assessment technician
  • hearing disorder technician
  • hearing instrument dispenser
  • hearing instrument practitioner
  • hearing instrument practitioner assistant
  • hearing instrument specialist
  • industrial audiometric technician
  • instructor, communication disorders
  • kinesitherapist
  • licensed hearing instrument specialist
  • manual arts therapist
  • occupational therapist assistant
  • occupational therapy assistant
  • occupational therapy technician
  • ophthalmic assistant
  • ophthalmic medical assistant
  • ophthalmic medical technician
  • ophthalmic medical technologist
  • ophthalmic technician
  • ophthalmic technician (except retail)
  • ophthalmic technologist
  • ophthalmologist assistant
  • physical rehabilitation technician
  • physical therapist assistant (PTA)
  • physical therapy aide
  • physical therapy technician
  • physiotherapist assistant (PTA)
  • physiotherapy aide
  • physiotherapy assistant
  • physiotherapy technician
  • PTA (physical therapist assistant)
  • speech aide
  • speech correctionist – medical
  • speech language assistant
  • speech technician
  • speech therapist aide
  • speech therapist assistant
  • speech therapy aide
  • speech therapy assistant
  • speech-language pathology assistant
  • technician, assistive listening devices
  • technician, audiology
  • technician, audiometric
  • technician, hearing aids
  • technician, hearing assessment
  • technician, hearing disorders
  • technician, occupational therapy
  • technician, ophthalmic (except retail)
  • technician, physical rehabilitation
  • technician, physiotherapy
  • technician, speech
  • technologist, ophthalmic


  • Medical technologists and technicians (except dental health) (321)
  • Other technical occupations in health care (323)
  • Physiotherapy helpers and chiropractic aides (See 3414 Other assisting occupations in support of health services)


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