The CHES examination—Certified Health Education Specialist—is administered by the National Commission for Health Education Credentialing (NCHEC) and is the primary professional credential for health educators in the United States. If you're working toward a career in community health, school health education, patient education, or public health program management, CHES certification demonstrates that you meet a national competency standard in health education practice.
This guide covers everything you need to prepare effectively for the CHES examination: the content domains, exam structure, eligibility requirements, and study strategies that actually work.
Before building your study plan, know what you're preparing for.
The exam is administered twice yearly—in April and October. Application deadlines typically fall 2–3 months before the exam date, so plan ahead.
To sit for the CHES examination, you need:
OR, for non-health-education majors:
NCHEC has detailed eligibility criteria. If you're unsure whether your coursework qualifies, submit a transcript review through NCHEC's application process.
The CHES examination is organized around the Eight Areas of Responsibility (AORs) of the health educator, which were established through the competency validation research underlying the CHES credential. These areas define what health education specialists actually do—and what the exam tests.
This is the largest domain. It covers community needs assessment methodologies—primary and secondary data collection, asset mapping, stakeholder analysis, gap analysis, and cultural considerations in assessment. You need to know how to design and conduct assessments, analyze findings, and use results to inform program planning. Questions test both the "how" and the "why" of assessment practice.
The planning domain is also weighted heavily. It covers logic models, goal and objective writing (SMART objectives), theory selection and application, evidence-based intervention design, and program planning frameworks (PRECEDE-PROCEED, Intervention Mapping). Health behavior theories—Social Cognitive Theory, Health Belief Model, Transtheoretical Model, Social Ecological Model—are central to this area.
Implementation covers delivering programs as designed, adapting to implementation challenges, training and supervising staff, and managing program logistics. Community mobilization, stakeholder engagement, and communication strategies also appear in this domain.
Evaluation methodology: formative, process, summative, and impact evaluation. Research designs, data collection methods, analysis approaches, and ethical research practices. Understanding the difference between evaluation and research—and how both inform health education practice—is key for this area.
Budget management, program administration, grant writing basics, organizational management, and the administrative skills health educators need in practice settings. This domain is less conceptually heavy but requires practical knowledge of how health education programs are managed in real organizations.
Health educators serve as resources for individuals, groups, and other professionals. This area covers health literacy assessment, culturally competent communication, resource identification and referral, and advocacy skills. Staying current with evidence-based resources and communicating effectively across audiences is the core competency.
Advocacy strategies, policy analysis, media communication, and health communication principles. This is the smallest domain but includes important concepts around health equity, social determinants of health, and advocacy for populations with health disparities.
NCHEC Code of Ethics, professional boundaries, continuing education obligations, and professional development. The smallest domain, but a reliable source of points if you know the Code of Ethics well.
Certain topics appear consistently across the CHES examination and deserve extra attention in your preparation:
You must know the major theories inside and out—not just their names, but their key constructs, how they're applied, and what types of health behaviors or settings they're best suited for. Social Cognitive Theory (self-efficacy, observational learning, reciprocal determinism), Health Belief Model (perceived susceptibility, severity, benefits, barriers, cues to action), Transtheoretical Model (stages of change, decisional balance, self-efficacy), Theory of Planned Behavior, Social Ecological Model.
Our practice tests on CHES Health Behavior Change Theories and Community Health Education Models and Theories are excellent focused preparation for these critical domains.
Primary data collection (surveys, focus groups, interviews, observations) and secondary data sources (vital statistics, census data, BRFSS, epidemiological databases). The differences between methods, their strengths and limitations, and how to choose the right approach for a given assessment context.
Experimental, quasi-experimental, and observational evaluation designs. Validity concepts (internal and external). The difference between efficacy and effectiveness. Outcome measurement and how to select appropriate outcome measures. Basic statistics concepts (statistical significance, effect size, confidence intervals) as they apply to evaluation interpretation.
How you structure your preparation matters as much as what resources you use.
NCHEC publishes a detailed examination framework that specifies each competency and sub-competency tested. Read this document carefully before opening any study guide. It tells you exactly what you need to know and how it's weighted. Build your study schedule around it.
McKenzie, Neiger, and Thackeray's Planning, Implementing, and Evaluating Health Promotion Programs is one of the most directly aligned textbooks for CHES preparation. It covers program planning frameworks, behavior theory, evaluation methodology, and community engagement in depth. Other commonly recommended texts include Glanz and Rimer's Health Behavior: Theory, Research, and Practice for the theory-heavy content.
The CHES exam gives you 3 hours for 165 questions—just over 1 minute per question. Most questions are manageable, but scenario-based questions can take longer. Practicing under timed conditions prepares you for managing the pace on exam day. Work through at least 200–300 practice questions in the weeks before your exam, under realistic conditions.
CHES exam questions often hinge on precise definitions. The difference between a goal and an objective, between process and outcome evaluation, between efficacy and effectiveness—these distinctions are tested. Read definitions carefully and understand them conceptually, not just terminologically.
NCHEC also offers the MCHES (Master Certified Health Education Specialist), which is a more advanced credential for experienced health educators. The MCHES requires the same CHES educational background plus 5 years of professional practice experience and covers advanced competencies beyond those tested on the CHES exam. Many health educators earn the CHES first and pursue MCHES after accumulating practice experience. If you're currently in or recently completing your degree program, CHES is the right target—MCHES comes later.
CHES certification requires renewal every 5 years. Renewal requires completing 75 continuing education contact hours during the 5-year period and payment of a renewal fee. At least 2 of those 75 hours must be in ethics continuing education. NCHEC offers approved CE opportunities through its annual conference, professional development webinars, and approved provider programs.
The CHES exam uses a multiple-choice format with questions covering all major domains. Most versions allow 2-3 hours for completion.
Questions test both knowledge recall and application skills. A score of 70-75% is typically required to pass.
Start early: Begin studying 4-8 weeks before your exam date.
Practice tests: Take at least 3 full-length practice exams.
Focus areas: Spend extra time on topics where you score below 70%.
Review method: After each practice test, review every incorrect answer with the explanation.
Before the exam: Get a good night's sleep, eat a healthy meal, and arrive 30 minutes early.
During the exam: Read each question carefully, eliminate obvious wrong answers, flag difficult questions for review, and manage your time.
After the exam: Results are typically available within 1-4 weeks depending on the testing organization.
The CHES examination is a professional milestone that validates your preparation as a health education specialist. The credential is recognized by employers in public health, community health, school health, clinical patient education, and health promotion—and it signals to those employers that you understand the theory and practice of health education at a professional standard.
Approach your preparation systematically. Know the eight areas of responsibility, master the health behavior theories that appear throughout the exam, understand evaluation and research methodology, and practice with timed questions that simulate the actual exam. That combination is what moves you from exam-eligible to exam-ready.