Healthcare

The CPT Exam: What to Know Before Test Day

The CPT certification is important for future phlebotomy technicians. Learn all about the exam and how to prepare for it in this helpful guide.

Chris Schumacher

Oct 26, 2026

8 min read

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The CPT exam is the National Healthcareer Association's (NHA) Certified Phlebotomy Technician certification test. It covers safety, patient preparation, blood collection, and specimen handling. This guide to the exam can help you prepare for when the time comes to get certified as a phlebotomy technician.

Key takeaways

The NHA CPT exam tests practical phlebotomy knowledge, including safety, patient care, blood collection, and specimen handling. Understanding the format and scoring can make the exam feel more manageable.
Effective preparation can combine studying the official test plan and practice questions with repeated hands-on skill development, especially venipuncture and specimen handling.
Completing structured phlebotomy training with coursework, hands-on practice, and an externship can help learners build confidence for the CPT exam.

Why does the CPT exam feel like such a big deal?

A certification exam carries weight. It can feel like the one thing standing between months of studying and the work someone has been preparing for. That pressure is normal, and it does not mean something is wrong with how a person has prepared.

Once the format, timing, and scoring become familiar, test day can feel less like a mystery and more like a step that can be planned for.

What is the CPT exam and who takes it?

The Certified Phlebotomy Technician credential is issued by the National Healthcareer Association (NHA) to candidates who meet its requirements and pass the exam. It reflects knowledge and skills used in phlebotomy practice, including blood collection and specimen handling.

People who take the CPT exam are usually finishing a phlebotomy training program and preparing to work in settings like hospitals, clinics, diagnostic labs, or blood donation centers. The exam is one part of a longer path that includes classroom learning and hands-on skill-building.

What does the current CPT exam format look like?

As of September 2026, the CPT exam includes 120 total questions. One hundred of those questions are scored, and 20 are unscored pretest questions used by NHA to evaluate future exam content. You won’t know which questions are scored, so every question deserves equal attention.

The exam allows 2 hours for completion. NHA reports scores on a scale of 200 to 500, with 390 as the minimum passing score.

The test generally covers these areas:

Safety and compliance, including infection control and standard precautions
Patient preparation and communication during procedures
Routine blood collection, including venipuncture technique
Special collections and procedures
Specimen handling, processing, and transportation

Is the CPT exam hard?

The CPT exam covers several areas of phlebotomy, so it may feel challenging, especially for anyone testing for the first time. It is not designed to trick test takers, but it does require a working knowledge of safety procedures, anatomy basics, and collection techniques, not just memorized facts. As of 2024, the pass rate for this exam recorded by the NHA is 75.96%, which is on the higher end of reported pass rates for NHA exams.

A realistic way to think about difficulty is this: the exam reflects what a phlebotomy technician needs to apply on the job, not abstract trivia. That is part of why hands-on practice during training matters as much as reading comprehension.

Reviewing the NHA test plan alongside training material and practicing with sample questions can help a learner see where their knowledge is solid and where more review is needed.

How should someone study for the CPT exam?

There is no single right way to prepare, but a few habits may help:

Reviewing the official NHA test plan to understand what topics are covered and in what proportion
Working through practice questions to identify weak spots before test day
Repeating hands-on skills, like venipuncture technique, until they feel familiar rather than rushed
Studying in shorter, regular sessions instead of cramming right before the exam

Hands-on repetition matters here more than it might in a purely written exam, since phlebotomy is a physical skill as much as a knowledge base.

What should someone know before test day?

Test-day logistics can add to exam anxiety, so it may be helpful to plan in advance. A few things that may be worth confirming ahead of time include:

Where the exam will take place, whether at an approved institution, a PSI testing center, or online with a live proctor
What identification or documentation is required to check in
How early to arrive or log in before the scheduled start time
What personal items are and are not allowed in the testing area

Eligibility requirements and testing options can change, so checking current NHA guidance close to the scheduled exam date is a reasonable step if you’re unsure about your testing location or format.

What happens if someone doesn't pass the CPT exam?

Not passing on the first attempt does not mean the end of the road. NHA has retake policies in place for candidates who do not meet the passing score of 390. Specific waiting periods and retake fees are set by NHA, however, and may change over time, so confirming current retake rules directly with NHA is the most reliable approach.

If you do need a retake, you can look at it as a chance to focus study time more precisely. Reviewing the score report, if one is provided, can help identify which content areas need more attention before trying again.

How does phlebotomy training connect to exam readiness?

Passing the CPT exam can depend on more than memorizing facts the night before. It often depends on repeated practice with the skills the exam is built around, which is part of why structured training programs may include both coursework and hands-on components.

Penn Foster Career School's Phlebotomy Technician Career Diploma Program is one option for learners who want preparation that combines online coursework with hands-on skill practice. The program includes:

Core courses covering general patient care, venipuncture labs, infection control, and phlebotomy
An Apprentice Doctor venipuncture training kit with realistic arm simulation for hands-on practice
A required 40-hour on-site externship, with Externship Coordinators helping learners find a placement site

Graduates of the program are more prepared to sit for the Certified Phlebotomy Technician (CPT) exam offered by NHA. Graduation from the program doesn’t guarantee certification, however, so it’s important to study thoroughly for the exam.

What does this mean for the broader career path?

According to the Bureau of Labor Statistics, phlebotomist employment is projected to grow 7% over the next decade. The BLS also projects about 18,000 openings per year over that period and reports a median annual salary of $45,230 for phlebotomists. Job outlook and salary can vary by state, however, so it can be a good idea to do your own research.

What is a good next step?

A certification exam is a milestone, but it’s not the whole picture. Preparing well, understanding the format, and knowing what to expect on test day can turn a source of anxiety into a plan with clear steps.

For learners comparing phlebotomy training options or looking for a program that combines coursework with hands-on practice, consider Penn Foster’s Phlebotomy Technician Career Diploma Program. You can request more information to see if this program could be right for you.