The #1 CCS Practice Platform

Pass USMLE Step 3 CCS
On Your First Attempt

Don't let the CCS component hold you back. Our AI-powered platform helps you master clinical decision-making with 175+ realistic cases.

Join 10,000+ medical professionals who passed with MasterCCS

98%
Pass Rate
175+
Practice Cases
10K+
Happy Users
4.9★
User Rating

Why CCS Is Different (And How We Help)

The CCS portion of Step 3 requires a different skill set than MCQs. You need to think like a physician managing real patients.

❌ The CCS Challenge

  • • Unfamiliar software interface
  • • Time management under pressure
  • • Making decisions without feedback
  • • Not knowing what orders to prioritize
  • • Limited practice opportunities

✓ The MasterCCS Solution

  • • Realistic NBME-style interface
  • • Built-in timing and pacing guidance
  • • AI tutor provides instant feedback
  • • Clear order prioritization strategies
  • • 175+ cases to practice anytime

Everything You Need to Pass

Realistic Cases

175+ cases covering all major clinical scenarios you'll see on exam day.

AI Tutor

Get instant explanations and feedback on your clinical decisions.

Time Management

Learn to pace yourself with built-in timing guidance.

Start Preparing Today

Get unlimited access to all cases starting at just $49. Most students need only 2-4 weeks of practice.

7-day money-back guarantee Instant access Cancel anytime

Trusted by Medical Professionals

"The AI feedback was incredible. It helped me understand not just what to order, but WHY and WHEN. Passed with flying colors!"

Dr. James K.
Internal Medicine, PGY-2

"I was terrified of CCS after hearing horror stories. MasterCCS made me feel confident and prepared. The interface is exactly like the real exam."

Dr. Maria L.
Family Medicine, PGY-1

Don't Risk Your Step 3 Score

The CCS section can make or break your overall score. Invest in proper preparation now.

Get Started Now