The CEN (Certified Emergency Nurse) is the primary specialty certification for emergency department nursing, offered by the Board of Certification for Emergency Nursing (BCEN). It is the most widely recognized credential in emergency nursing and functions as the professional benchmark that distinguishes experienced, competent ED nurses from those early in the specialty.
| Requirement | Standard |
|---|---|
| Current RN licensure | Active, unencumbered RN license in the US or Canada |
| Emergency nursing experience | No minimum required — the CEN is open to any licensed RN; however, BCEN recommends at least 2 years of emergency nursing experience before taking the exam, and exam pass rates are substantially higher among experienced ED nurses |
| Exam application | Apply at bcen.org; testing through Pearson VUE testing centers |
| Exam fee | Approximately $230 for ENA members, $320 for non-members (verify at bcen.org for current pricing) |
| Renewal | Every 3 years via continuing education (100 CE hours in emergency nursing) or re-examination |
The CEN exam is 175 questions total, of which 150 are scored and 25 are unscored pretest items (not identified to the test-taker). The exam is allotted 3 hours. The content blueprint is organized by body system and clinical domain — not by nursing process, as the old NCLEX was. The major content areas by percentage:
Cardiovascular emergencies (13 percent): ACS, dysrhythmia recognition and management, cardiogenic shock, acute decompensated heart failure, peripheral vascular emergencies including DVT and aortic dissection.
Respiratory emergencies (11 percent): COPD exacerbation, asthma, pneumothorax, pulmonary embolism, respiratory failure, airway management.
Neurological emergencies (11 percent): Stroke (recognition, tPA eligibility, NIHSS scoring), seizure management, TBI, spinal cord injury, Guillain-Barre, meningitis.
Musculoskeletal emergencies (7 percent): Fracture management, compartment syndrome, wound management, burns assessment.
Gastrointestinal emergencies (7 percent): GI bleed, bowel obstruction, appendicitis, cholecystitis, liver failure, pancreatitis.
Genitourinary, gynecological, obstetric emergencies (7 percent): Ectopic pregnancy, preeclampsia, HELLP syndrome, renal colic, UTI and pyelonephritis.
Psychosocial emergencies (8 percent): Psychiatric emergencies, substance use presentations, violence and abuse, suicidality assessment.
Medical emergencies (9 percent): Sepsis, toxicology, endocrine emergencies (DKA, HHS, thyroid storm), environmental emergencies.
Maxillofacial, ocular, ENT emergencies (5 percent): Eye emergencies, facial fractures, epistaxis, dental emergencies.
Professional issues (5 percent): Legal and ethical issues in emergency nursing, triage principles, disaster preparedness, patient safety.
Other/pediatric emergency components: Pediatric assessment (PAT), SIDS, child abuse recognition, pediatric medication dosing are embedded within the clinical content areas rather than listed separately.
The CEN first-attempt pass rate historically runs approximately 70 to 78 percent. This is lower than the CCRN (approximately 80 to 85 percent first attempt) and lower than many specialty certification exams. The lower pass rate reflects that: BCEN has no minimum experience requirement and many nurses sit too early, the breadth of emergency medicine content tested is genuinely wide, and the exam tests clinical decision-making depth rather than surface-level content recall.
Nurses who attempt the CEN with fewer than 1 year of ED experience have pass rates substantially below the average. Most CEN-certified nurses first passed the exam at 2 to 4 years of ED experience — when clinical exposure has covered the full range of presentations the exam covers.
CEN certification typically adds $1 to $3 per hour to base pay in facilities that recognize specialty certification with pay differentials. At the higher end of that range, $3/hour translates to approximately $5,600 per year for a full-time nurse. Facilities that do not formally recognize CEN with a differential still often use CEN status as a tiebreaker in hiring, travel contract selection, and charge nurse advancement. In travel nursing, CEN certification is specifically requested by many facility contracts — CEN-certified ED travel nurses have more available contracts and command higher packages than uncertified ED travelers.
Timeline: 3 to 4 months of focused preparation is the standard recommendation for experienced ED nurses. Nurses with less than 2 years of experience may need 5 to 6 months. The preparation period should involve: systematic content review across all CEN content areas (not just comfortable areas), question bank practice with CEN-format questions, and timed mock exams to build the endurance for 175 questions in 3 hours.
Study resources: The Emergency Nurses Association (ENA) publishes a CEN Review Manual that is the most widely used study guide. Sheehy's Emergency Nursing is the comprehensive clinical reference text. Online question banks from BCEN, Springer Publishing, and specialty review companies provide CEN-format practice questions. Free BCEN sample questions are available at bcen.org and are useful for understanding the exam format before purchasing preparation materials.
TNCC (Trauma Nursing Core Course) and ENPC (Emergency Nursing Pediatric Course) are not substitutes for CEN preparation but are co-requisite professional development that most ED nurses complete alongside CEN preparation. TNCC and ENPC are skills-based courses, not knowledge-assessment exams, and completing them strengthens clinical competency across trauma and pediatric content that the CEN tests.
Related guides: Nursing specialties by stress | Travel vs staff nursing | CCRN certification
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