The NHA Certified Phlebotomy Technician (CPT) exam is a 120-question, computer-based test that costs $129 and requires a scaled score of 390 out of 500 to pass. Of those 120 questions, 100 are scored and 20 are unscored pretest items used for future exam development. The first-time pass rate is 75.96%, according to NHA's 2024 annual pass rate report — meaning roughly one in four candidates does not pass on the initial attempt. This guide breaks down every domain, walks through the CLSI order of draw, explains eligibility requirements, and provides a 6-week study plan so you can join the 133,234 actively certified CPT holders in the United States.

The NHA Certified Phlebotomy Technician (CPT) exam is a nationally recognized credential that validates a professional’s expertise in collecting blood samples, a crucial skill in healthcare. This certification is essential for individuals aspiring to excel as phlebotomists, demonstrating their proficiency in patient identification, venipuncture, specimen handling, and safety protocols. For those looking to establish a credible career path in phlebotomy, passing the CPT exam offered by the National Healthcareer Association (NHA) is a significant step, signaling readiness for various clinical settings. This comprehensive guide will illuminate the exam’s purpose, preparation pathways, and the professional growth opportunities it unlocks.
