Certified Pediatric Hematology Oncology Nurse (CPHON®) — Requirements & Free Practice
US · License preparation
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Certified Pediatric Hematology Oncology Nurse (CPHON®)
CPHON® certification is for registered nurses who practice in pediatric hematology/oncology – whether in clinical practice, nursing administration, education, research, or consultation.
Licensing authority: Oncology Nursing Certification Corporation · Application information
Initial by examination
- Applicant
- Initial CPHON candidates, including those whose certification has lapsed; this task excludes renewal pathways.
- Dates
- The current official program and preparation pages adopt the supplied outline and 2026 manual at the evaluation date; official start/end dates for this credential, route, and examination version are not stated and remain null.
- Education
- CNE/NCPD must have an acceptable accredited provider/approver; up to five of the ten hours may be CME in oncology or hematology or CPE. Joint Accreditation/IPCE must specify ANCC, ACCME, or ACPE hours. Detailed wording is retained from the current 2026 credential-specific manual; the program landing page summarizes CE as oncology, while ONCC's initial-certification policy describes education in the specialty.
- Eligibility
- All eligibility criteria apply at application and examination: current active unencumbered RN license in the US, its territories, or Canada; at least 24 months of RN experience in the previous 48 months; at least 2,000 hours of pediatric oncology or hematology nursing practice in the previous 48 months; and at least 10 contact hours of oncology or hematology nursing continuing education or an academic elective in oncology or hematology nursing in the previous 36 months. Nurses educated and/or licensed outside the United States, its territories, or Canada must have their education and licensure evaluated for U.S. equivalency by a foreign credential evaluation service. Only those whose evaluation indicates U.S. equivalency are eligible to apply for certification; the certification application cannot be processed, reviewed, or approved until the evaluation is received. This foreign-education/licensure eligibility condition also applies when seeking the scoped US examination route; it does not add another examination dependency or assert availability of an international test-site window.
- Exam
- Pass the single CPHON Test; RN licensure is an eligibility qualification, not an additional examination dependency supplied by this route.
- Practice
- Clinical practice, administration, education, research, or consultation, including direct/indirect care; the position must require an RN/APRN, including a role also open to other licensed providers if RN/APRN is among the allowed license types.
- Testing
- US testing is year-round; approved candidates receive an ATT with a personal 90-day scheduling/testing window. The current site's high-volume notice allows up to eight weeks for application processing, so the manual's four-to-six-week estimate is not treated as a guarantee.
CPHON® Test
- Provider
- PSI
- Format
- Computer-based multiple-choice examination; four answer options with one correct answer.
- Exam questions
- Total questions: 165; Scored questions: 125; Unscored questions: 40; The total includes the scored and unscored questions.
- Time limit
- Three-hour test session, including 15 minutes for the tutorial before the exam and a post-test survey.
- Passing score
- Scaled score of 55; equating means the passing raw score may vary between forms.
- Exam fee
- ONS/APHON member: $300; non-member: $420.
Examination outline
Care Continuum (6%)
- Transition of care
- Health promotion and maintenance
- Survivorship
Pediatric Hematology and Oncology Nursing Practice (18%)
- Pediatric cancers and hematologic disorders
- Clinical trials
- Professional performance
Treatment Modalities and Side Effects (21%)
- Hematology
- Oncology
Symptom Management and Supportive Care (26%)
- System-specific acute, chronic, and late effects
- General acute, chronic, and late effects
- Supportive care
Pediatric Hematologic and Oncologic Emergencies (21%)
- Infection
- Gastrointestinal
- Metabolic
- Vascular
- Cardiopulmonary
- Neurology
- Hypersensitivity reactions
- Extravasation
Psychosocial Dimensions of Care (8%)
- Social relationships and family dynamics
- Principles of growth and development
- Grief and bereavement
- Cultural considerations and diversity
- Sexuality and gender identity
- Socioeconomic issues
- Community resources
Examination sources
- ONCC Test Registration Manual
p.11 — About the Test, scope adoption and allocation
- CPHON Test Content Outline
p.1 — I and II, complete page
- CPHON Test Content Outline
p.2 — III and IV.A, complete scope body
- CPHON Test Content Outline
p.3 — IV.B–C and V.A–D, complete scope body
- CPHON Test Content Outline
p.4 — V.E–H and VI, complete scope body
- ONCC CPHON program page
About the Exam — scope adoption and generic-drug constraint
- ONCC Prepare for test
Test Content Outlines — CPHON
- ONCC Test Registration Manual
p.11 — About the Test, question composition
- ONCC Test Registration Manual
p.4 — Test Format
- ONCC certification policies
Reporting of Results — Individual Scores
- ONCC CPHON program page
How To Apply — Step 2 and Step 3
- ONCC Test Registration Manual
p.5 — Authorization to Test
- ONCC Test Registration Manual
p.5 — Test Centers
- ONCC CPHON program page
Test Fees