Certified in Public Health
National Board of Public Health Examiners·CPH
cphexam.com is your dedicated CPH practice site: 1,000+ exam-style practice questions, organized across all 10 exam domains. Start with the free practice test — no card required.
- practice questions
- 1,000+
- exam domains
- 10
- practice test
- Free
Exam at a glance
- Exam fee
- Standard exam fee $385 USD with bundles available at $435 Take Two including free retake, $485 Prepped and Ready including retake plus 3-month TestRun subscription, and $535 All the Goods including retake plus TestRun plus additional practice exam and APHA study guide.
- Questions on exam
- Exam consists of 200 multiple-choice questions with 175 scored and 25 unscored pretest items.
- Duration
- Time limit 4 hours.
- Passing score
- Passing score is a scaled score of 500 on a 300-800 scale, implemented August 2024.
- Retake policy
- Retake fee $150 if purchased separately.
- Validity
- Certification valid for 5 years, renewable by completing 50 CPH continuing education contact hours.
Published exam facts, from the official outline.
What’s on the CPH exam
- Evidence-based Approaches to Public Health (10%)
- Communication (10%)
- Leadership (10%)
- Law and Ethics (10%)
- Health Equity and Social Justice (10%)
- Community and Partner Engagement (10%)
- Public Health Biology and Epidemiology (10%)
- Health Policy and Management (10%)
- Biostatistics (10%)
- Environmental and Occupational Health (10%)
Official exam blueprint domains — your practice bank mirrors this outline.
The CPH question bank follows the official exam blueprint across 10 domains, so your practice mirrors the real outline — and shows you exactly where you’re weak. See the full blueprint on cphexam.com →
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The free CPH practice test, the full 1,000+ question bank and your readiness score — all on cphexam.com.
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