O&P Assistant

Exam Format and Availability

Each three-hour, multiple-choice exam (COA & CPA) consists of 165 items designed to measure your knowledge of patient and practice management. Knowledge assessed on the exam includes anatomy, physiology, biomechanics, kinesiology, disease process, pathologies, material science, ethics and professionalism. 

The exam is given using computer-based testing (CBT) and is offered every other month at over 600 test center locations nationwide or online with a live remote proctor. Check out the  test center locations in your area.

Check out all of the resources we have to help you prepare for your exam.

Exam Prep                                                               

Contact our Team

Photo of Stephen Fletcher, CPO

Stephen Fletcher, CPO

Director, Professional Credentialing

Directs ABC’s Professional Ethics, Certification, Scope of Practice and Government Relations programs. Manages all ABC’s certification exam development and administration activities. Facilitates coordination of professional/clinical issues across all ABC programs, including state licensure.

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Photo of Tabita Whilden

Tabita Whilden

Certification Manager

Responsible for all administrative functions of ABC's certification programs and interfacing with outside consultants.

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Photo of Lauren Moran

Lauren Moran

Certification Candidate Coordinator

Contact for: certification program inquiries, certification application assistance and status and licensure examination inquiries.

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Photo of Bethany Webb

Bethany Webb

Certification Program Assistant

Contact for: general certification program inquiries, certification application assistance, licensure exam inquiries and certificate reprints.

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