2026 Public Health Certification: Requirements & Qualifications

by Imed Bouchrika, Phd

Co-Founder and Chief Data Scientist

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What is public health certification, and why is it important?

Public health certification is a formal recognition granted to professionals who demonstrate competency in the field of public health. It is awarded after passing a certification exam, such as the Certified in Public Health (CPH) exam.

Similar to a revenue cycle certification in healthcare administration, public health certification validates specialized knowledge and skills, ensuring that professionals can effectively resolve public health problems, improve health outcomes, and implement successful interventions across populations.

The importance of public health certification lies in its function in solidifying the credibility and expertise of public health professionals. It not only provides a standard of excellence but also recognizes an individual’s qualifications.

Certified public health professionals are better positioned for career advancement, as many employers look at certification as an indicator of proficiency and commitment to professional development.

Moreover, certification standardizes public health practices, guaranteeing that professionals can deal with emerging health threats and contribute meaningfully to public health policy and community initiatives.

Who is eligible to apply for public health certification?

Eligibility for public health certification requires a combination of educational background, professional experience, and, in some cases, work experience. Not all prerequisites are the same, but candidates mostly fulfill:

• Educational Background: Applicants must have at least a bachelor’s degree in public health or a related field. Online programs, such as a top exercise science degree online, would also suffice. Some certifications accept applicants with an MPH or equivalent, too.
• Work Experience: Candidates may need some work experience in the public health sector, such as one to two years in a health-related role. This experience proves that applicants have adequate public health skills.
• Exam Eligibility: For those applying for the CPH exam, they must present certain educational and work experience prerequisites. However, those who graduate from accredited public health programs may take the exam even without work experience.
• Alternative Pathways: Some certification programs offer alternative pathways for individuals with significant public health experience but lack formal education. These pathways may require more documentation of work history and relevant competencies.

Can international students apply for a U.S. public health certification?

International students can apply for a U.S. public health certification, provided they pass the criteria established by the certifying organization. Holding relevant credentials, such as jobs you can get with a 2-year radiologic technology degree, may strengthen an applicant’s background in healthcare and public health, demonstrating practical experience that complements the certification requirements.

While the certification is primarily designed for U.S.-based professionals, international applicants who hold a degree from an accredited or equivalent institution may sit for the exam. The certification process may require international candidates to submit their academic transcripts for evaluation.

The application process is relatively similar to that of U.S.-based candidates, though there may be additional steps involved. Some U.S. certification programs allow international students to take the exam online.

Yet, international students should be aware that other certifications may have their own rules for individuals whose degrees or credentials were earned outside of the U.S. These could include submitting evidence of English proficiency or getting their qualifications evaluated for equivalency.

What are the main types of public health certifications available?

Certifications can focus on general public health or on other sectors. For professionals who have already navigated complex licensing processes, such as those who know how to get your psychology license, understanding the main types of public health certifications can be easier to grasp. Below are the main types of public health credentials that professionals can leverage:

• CPH: The CPH credential is a general certification covering an array of topics such as epidemiology, health policy, and environmental health. It is well-recognized and gives a strong foundation in public health principles.
• Certified Health Education Specialist (CHES): CHES certification is targeted at professionals involved in planning, implementing, and evaluating health programs. This certification validates abilities in health promotion and education.
• Certified in Infection Control (CIC): The CIC certification focuses on infection prevention and control. It helps individuals draft and launch infection control programs to protect both healthcare workers and patients.
• Certified Environmental Health Specialist/Registered Environmental Health Specialist (CEHS/REHS): This certification is for professionals who work in environmental health. It entails expertise in sanitation, water quality, and food safety.
• Certified Public Health Administrator (CPHA): The CPHA certification is created for public health workers in managerial roles, emphasizing leadership and organizational skills. It centers on the administration and management of public health programs.

For other healthcare-related credentials, you can explore job opportunities with a CNA license.

What is the CPH exam, and how is it structured?

The CPH exam is an in-depth assessment that evaluates public health mastery. Administered by the NBPHE, the CPH exam tests a candidate's learning across public health domains. Professionals who aim for roles such as salary for project manager positions in public health administration often pursue this exam, as it demonstrates competency and readiness for leadership. It is taken by individuals with a background in public health, including those who have completed accredited public health programs.

The CPH exam is structured into multiple sections that involve topics, namely epidemiology, environmental health, health policy and management, social and behavioral sciences, and biostatistics. The exam consists of 200 multiple-choice questions to determine an individual's ability to apply public health principles in real-world scenarios.

Candidates are given four hours to finish the exam. The passing score for the exam, which is a scaled score of 500, is set by a rigorous standard-setting process. Those who pass are awarded the CPH credential, which is valid for a period of five years.

How can I best prepare for the public health certification test?

Preparing for the public health certification test calls for a strategic approach to studying public health topics. Preparation involves reviewing core public health concepts, taking practice exams, and utilizing the best available resources.

• Review the Exam Content Outline: The first step is to thoroughly review the exam content outline provided by the certification body. This outline will explain the specific topics covered in the exam.
• Use Official Study Materials: The NBPHE and other certifying organizations provide study guides, practice questions, and reference materials tailored to the exam. These resources are pivotal in analyzing the content and familiarizing yourself with the format of the questions.
• Take Practice Exams: Practice exams are useful tools for figuring out the exam format and spotting areas that need improvement. By taking timed practice tests, you can simulate the real test experience and probe your readiness for the actual exam.
• Join Study Groups or Courses: Joining a study group or enrolling in a formal review course can be beneficial for collaborative learning. These platforms discuss difficult topics with peers and instructors, getting new insights and clarifications.
• Focus on Weak Areas: During your study sessions, pay attention to areas where you feel less confident or have struggled. Strengthening these weak points will improve your overall performance and increase your chances of passing the exam.

As you prepare for certification, it’s also helpful to understand the broader context of public health concerns in the U.S. The chart below highlights what Americans currently see as the country’s most urgent health problems, offering perspective on why skilled public health professionals are in such high demand.

How much does it cost to take the CPH certification exam?

As of 2024, the standard fee for the CPH exam is $385. The exam is offered year-round through both computer-based testing centers and live-online proctoring.

Candidates may also incur additional fees under a few circumstances. If you need to reschedule your exam, the fees differ based on the timing of the change:

• No fee if rescheduled more than 10 days in advance
• $15 fee if rescheduled between 2 and 10 days prior to the exam date
• $150 fee if rescheduled less than 2 days before the exam

If you need to retake the exam, the retake fee is $150.

Meanwhile, the NBPHE offers study resources at reasonable prices. Two practice exams are available for free, with a third practice test offered for a one-time fee of $19.95.

Plus, the NBPHE CPH Test Prep tool is available through a subscription model:

• 3-month subscription for $59.95
• 1-year subscription for $85.95

What documents are required for public health certification?

Public health certification necessitates academic and professional documentation. These documents showcase an aspiring public health worker's preparedness for certification exams. 

• Application Form: A properly filled-out certification application form is the official request to be considered for the credential. This document usually includes personal details, professional records, and acknowledgment of policies.
• Proof of Education: Copies of transcripts or diplomas from accredited institutions are needed to confirm the applicant's qualifications. The level of education required depends on the specific certification program.
• Work Experience Verification: Employer letters or signed verification forms substantiate the applicant’s professional experience in public health. This helps verify the practical competency required for certification.
• Exam Eligibility Documentation: Applicants may need to submit confirmation of registration or eligibility approval for the certification exam. This makes sure the candidate has met all prerequisites before testing.
• Government-Issued Identification: A government-issued identification is required to validate identity. This is compulsory during exam check-in and certification processing.

How long does it take to get certified in public health?

On average, preparing for and completing public health certification can take anywhere from a few months to over a year. Candidates often spend several months studying for the exam, particularly if they are balancing preparation with work or graduate studies.

Some certification bodies also mandate documented professional experience, which can extend the timeline for those who are still building their background.

After successfully passing the exam, certification boards process results and release credentials within 4 to 8 weeks. However, the overall time to certification can be much longer if you need to first finish a public health degree, gain professional experience, or undergo prerequisite training.

Ultimately, the process is flexible and depends on how quickly a candidate meets the requirements and feels ready to sit for the exam.

If you're applying to grad school for a different major, it's best to consult with the admissions office first to know the best courses of action possible.

What jobs require public health certification?

Many employers prefer or require certification for advancement and leadership posts. Some health science bachelor degree jobs where a public health certification is applicable are as follows:

• Epidemiologist: These experts analyze disease trends and impose prevention strategies. Many employers favor certified epidemiologists for research or government jobs.
• Public Health Educator: Public health educators design, deliver, and examine health education programs. Certification assures employers that the educator has the capacity to promote health literacy.
• Health Policy Analyst: The work involves assessing and shaping health policies to drive positive population outcomes. Employers desire certified analysts for their ability to combine technical knowledge with evidence-based policy development.
• Environmental Health Specialist: This role requires certification to tackle environmental risks to human health. Certified specialists are trusted when it comes to regulatory compliance and public safety.
• Biostatistician: Certification enhances professional recognition in applying statistical methods to public health research. It signals advanced knowledge in interpreting complex health data for decision-making.

The chart below indicates the wages for some of these public health roles.

Does public health certification increase salary potential?

Yes, public health certification can increase salary potential. Employers view certified professionals as more qualified, which can make them more entitled to promotions. Certification also helps applicants stand out and may serve as a deciding factor in salary negotiations.

The salary boost varies depending on the specific credential, field of practice, and geographic location, but certified public health professionals generally earn more than their non-certified peers. For example, CPHs normally report higher earning potential, particularly in mid- to senior-level positions. 

At the same time, certification presents long-term career stability by improving job security and professional growth opportunities. These professionals can also possess up-to-date knowledge, making them indispensable to employers. This combination of credibility, advancement potential, and broader job access contributes to greater lifetime earnings in the field.

For comparison, you can explore this guide to the master of health administration salary.

Is the CPH certification recognized outside the United States?

The CPH credential is recognized outside the United States, although its level of recognition changes by country and employer. The certification aligns with international standards of public health practice; hence, professionals in global health organizations, NGOs, and academic institutions acknowledge its merit. CPH holders can also qualify for nonprofit management masters careers in most regions.

In some countries, the CPH is not formally required for public health positions, but it can serve as a differentiator in the hiring process. International agencies such as the WHO, the United Nations, and global non-profits may view the certification as a powerful credential. 

Recognition can depend on local regulations and the structure of a country’s health system. There are nations that may place more emphasis on regional or national certifications, while others readily accept international credentials like the CPH.

For workers considering careers abroad, the certification can be advantageous, but it is best paired with the requirements in the region where they intend to work.

Here’s What Public Health Workers Have to Say About Their Certifications

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