200+ Free USMLE Step 3 Practice Questions
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Key Facts: USMLE Step 3 Exam
95-98%
US/Canadian MD/DO Pass Rate
USMLE 2023
412
Total MCQs
232 Day 1 + 180 Day 2
13
CCS Cases (Day 2)
16h
Total Testing Time
7h Day 1 + 9h Day 2
198
Passing Score
Scaled 3-digit score
$955
Exam Fee
2026 USMLE Fee Schedule
USMLE Step 3 is the final licensing exam for physicians, typically taken during residency. It has a 95-98% first-time pass rate for US/Canadian MD and DO graduates. The 2-day exam includes 412 multiple-choice questions plus 13 Computer-Based Case Simulations. Passing Step 3 is required for medical licensure in all US jurisdictions. The exam emphasizes clinical decision-making, patient management, and biostatistics.
About the USMLE Step 3 Exam
USMLE Step 3 is the final examination in the USMLE sequence. Day 1 (Foundations of Independent Practice - FIP) includes 232 multiple-choice questions assessing biostatistics, epidemiology, social sciences, and foundational clinical sciences. Day 2 (Advanced Clinical Medicine - ACM) includes 180 multiple-choice questions plus 13 Computer-Based Case Simulations (CCS) assessing diagnosis and management of patient cases. The exam assesses the ability to apply medical knowledge and understanding of biomedical and clinical science essential for the unsupervised practice of medicine.
Questions
412 scored questions
Time Limit
2 days (7 hours Day 1, 9 hours Day 2)
Passing Score
198 (scaled 3-digit score)
Exam Fee
$955 (FSMB (Federation of State Medical Boards) and NBME)
USMLE Step 3 Exam Content Outline
Biostatistics & Epidemiology
Study design, statistical interpretation, screening tests, risk assessment, public health principles
Social Sciences
Medical ethics, professionalism, cultural competence, health systems, patient safety, communication
Clinical Sciences
All organ systems with emphasis on diagnosis and management across internal medicine, surgery, pediatrics, psychiatry, OB/GYN, and emergency medicine
Foundations of Independent Practice (FIP)
232 MCQs covering biostatistics, epidemiology, social sciences, and foundational clinical sciences
Advanced Clinical Medicine (ACM)
180 MCQs plus 13 Computer-Based Case Simulations covering diagnosis, management, and patient care
How to Pass the USMLE Step 3 Exam
What You Need to Know
- Passing score: 198 (scaled 3-digit score)
- Exam length: 412 questions
- Time limit: 2 days (7 hours Day 1, 9 hours Day 2)
- Exam fee: $955
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
USMLE Step 3 Study Tips from Top Performers
Frequently Asked Questions
What is the USMLE Step 3 pass rate?
First-time pass rates for US/Canadian MD and DO graduates are approximately 95-98%. International medical graduates have lower pass rates around 85-90%. Step 3 is typically taken during the first year of residency (PGY-1).
How is USMLE Step 3 scored?
Step 3 uses a 3-digit scaled scoring system with a passing score of 198. Your score is based on performance across both days, with Day 2 case simulations contributing significantly to the final score.
How many questions are on USMLE Step 3?
Day 1 (FIP) has 232 multiple-choice questions over approximately 7 hours. Day 2 (ACM) has 180 multiple-choice questions plus 13 Computer-Based Case Simulations over approximately 9 hours. Total testing time is about 16 hours across 2 days.
When should I take USMLE Step 3?
Most residents take Step 3 during their PGY-1 year after completing at least 6 months of clinical training. Some states require passing Step 3 for full medical licensure by the end of PGY-2 or PGY-3.
What is the best way to prepare for Step 3?
Use UWorld Step 3 question bank, NBME practice exams, and CCS case simulation practice. Focus on clinical decision-making, patient management algorithms, and biostatistics. Many residents study 4-6 weeks part-time during residency.
Can I retake Step 3 if I fail?
Yes, you can retake Step 3 up to 4 times total, with a maximum of 3 attempts within a 12-month period. You must wait 28 days between attempts. However, failing Step 3 may impact residency progression and medical licensure.