ICD-10 Practice Test : Free Exam Questions & Study Guide
Prepare for your ICD-10 certification exam with our comprehensive free practice test. The ICD-10 (International Classification of Diseases, 10th Revision) coding system is the global standard for documenting diagnoses and procedures in healthcare. Whether you are pursuing CPC, CCS, or COC certification, mastering ICD-10-CM and ICD-10-PCS codes is essential for a successful medical coding career.
Our ICD-10 practice test features real exam-style questions covering diagnosis coding, procedure coding, medical terminology, anatomy, and official coding guidelines. With detailed explanations for every answer, you will build confidence and identify knowledge gaps before exam day. Start practicing now to achieve your 70% or higher passing score and launch your healthcare career!
ICD-10 certification demonstrates your expertise in medical coding and opens doors to careers in hospitals, physician offices, insurance companies, and healthcare consulting. Certified coders earn 20-30% higher salaries than non-certified peers.
Free ICD-10 Practice Tests
Test your ICD-10 coding knowledge with our comprehensive practice exams. Each quiz features real exam-style questions with detailed explanations to help you master diagnosis coding, procedure coding, and official guidelines.
ICD-10 Coding Flashcards
Click cards to reveal answers - master key ICD-10 coding concepts
ICD-10 Exam Study Guide
Master all aspects of ICD-10 medical coding with our comprehensive study guide. Each section covers essential topics you need to know for the certification exam.
| What is ICD-10 and why is it important? | ICD-10 (International Classification of Diseases, 10th Revision) is the global standard for coding diagnoses (ICD-10-CM) and inpatient procedures (ICD-10-PCS). It enables accurate medical records, proper reimbursement, and healthcare data analysis. |
| What certifications require ICD-10 knowledge? | Major certifications include CPC (Certified Professional Coder), CCS (Certified Coding Specialist), CCS-P (Physician-based), COC (Certified Outpatient Coder), and CIC (Certified Inpatient Coder) from AAPC and AHIMA. |
| How many codes are in ICD-10-CM and ICD-10-PCS? | ICD-10-CM contains over 72,000 diagnosis codes organized in 21 chapters. ICD-10-PCS has approximately 87,000 procedure codes built from 7-character alphanumeric combinations. |
| What is the difference between ICD-10-CM and ICD-10-PCS? | ICD-10-CM codes diagnoses and is used in all healthcare settings. ICD-10-PCS codes procedures and is only used for inpatient hospital services. Outpatient procedures use CPT codes instead. |
| What is the structure of ICD-10-CM codes? | ICD-10-CM codes have 3-7 alphanumeric characters. The first character is always a letter (A-Z except U). Characters 2-3 are numeric. Characters 4-7 provide additional specificity including laterality and encounter type. |
| How long is the ICD-10 certification exam? | Exam length varies by certification: CPC is 5 hours 40 minutes for 100 questions, CCS is 4 hours for 97 questions, and COC is 5 hours for 100 questions. All exams are open-book format. |
| What question types appear on ICD-10 exams? | Questions include multiple-choice code selection, medical scenario interpretation, guideline application, and operative report coding. Both ICD-10-CM and ICD-10-PCS content is tested based on the specific certification. |
| Can I use code books during the exam? | Yes, ICD-10 certification exams are open-book. You may bring your ICD-10-CM, ICD-10-PCS, CPT, and HCPCS code books. No highlighting or extensive notes are permitted in most exams. |
| How do I register for an ICD-10 certification exam? | Register through AAPC (aapc.com) or AHIMA (ahima.org) depending on your chosen certification. Create an account, select your exam type, choose a testing location or online proctoring, and pay the exam fee. |
| What are the prerequisites for ICD-10 certification? | Most certifications have no strict prerequisites, but completing an accredited medical coding program is recommended. AAPC offers an apprentice designation if you pass without work experience. |
| Where can I take the ICD-10 certification exam? | Exams are available at authorized testing centers nationwide or via online proctoring from home. Online exams require a webcam, microphone, and stable internet connection with ID verification. |
| How much does ICD-10 certification cost? | Exam fees range from $300-499 depending on certification type and membership status. AAPC and AHIMA members receive discounts. Training programs and code books are additional costs. |
| What score do I need to pass the ICD-10 exam? | Most ICD-10 certification exams require 70% to pass. AAPC CPC and COC exams require 70%, while AHIMA CCS exams also use a 70% passing threshold with scaled scoring. |
| When will I receive my exam results? | Online proctored exams provide preliminary results immediately. Testing center results are typically available within 7-10 business days. Final certification is issued after official score verification. |
| Can I retake the exam if I fail? | Yes, you can retake the exam after paying a retake fee (typically $300-350). There is usually no mandatory waiting period. Some organizations allow unlimited retakes within a membership year. |
| How long is my ICD-10 certification valid? | Most certifications are valid for 2 years. Renewal requires earning 36 continuing education units (CEUs) and paying a renewal fee. CEUs can be earned through courses, conferences, and workshops. |
| How should I prepare for the ICD-10 certification exam? | Complete an accredited coding program, study official coding guidelines thoroughly, practice with code books, take practice exams, and master medical terminology. Plan 3-6 months of dedicated study time. |
| What study materials are recommended? | Essential materials include current ICD-10-CM and ICD-10-PCS code books, CPT codebook, official coding guidelines, anatomy resources, and practice exams. AAPC and AHIMA offer official study guides. |
| How can I improve my coding speed? | Tab your code books for quick reference, memorize common codes and guidelines, practice timed coding exercises, learn the alphabetic index first then verify in tabular list, and use consistent highlighting methods. |
| What topics should I focus on most? | Focus on ICD-10-CM chapters 1-21 structure, coding guidelines, seventh character usage, manifestation codes, root operations for ICD-10-PCS, anatomy review, and medical terminology prefixes/suffixes. |
ICD-10 Exam Structure
Understand the complete structure of the ICD-10 certification exam. Each domain tests specific coding skills essential for medical coding professionals.
Master diagnosis code selection, sequencing rules, and chapter-specific guidelines for accurate ICD-10-CM coding.
- Topics: 21 chapters, external causes, Z codes
- Questions: 30-35 questions
Build procedure codes using the 7-character structure including root operations, approaches, and devices.
- Topics: 31 root operations, medical/surgical
- Questions: 20-25 questions
Interpret medical terms, prefixes, suffixes, and root words to accurately translate clinical documentation.
- Topics: Body systems, conditions, procedures
- Questions: 12-15 questions
Apply anatomical knowledge to correctly identify body parts, systems, and locations for precise code assignment.
- Topics: 11 body systems, anatomical terms
- Questions: 8-10 questions
Apply official ICD-10 coding guidelines including general rules, chapter-specific instructions, and selection criteria.
- Topics: Official guidelines, conventions
- Questions: 8-10 questions
Understand healthcare compliance, HIPAA regulations, fraud prevention, and documentation requirements for ethical coding.
- Topics: HIPAA, OIG guidelines, audits
- Questions: 5-7 questions
Tab your code books strategically for quick reference during the exam. Focus on mastering the ICD-10-CM index first, then verify codes in the tabular list. Practice timed exercises to build speed and confidence.
ICD-10 Exam Score Calculator
Calculate your ICD-10 practice test score to see if you are ready for certification.
ICD-10 Coder Salary Information
Certified medical coders with ICD-10 expertise enjoy competitive salaries and strong job growth. Your earning potential increases significantly with experience and additional credentials.
| Experience Level | Annual Salary | Monthly Income | Typical Timeline |
|---|---|---|---|
| Entry Level Coder | $35,000-42,000 | $2,917-3,500 | 0-1 Years |
| Certified Medical Coder | $45,000-55,000 | $3,750-4,583 | 2-4 Years |
| Senior Medical Coder | $55,000-68,000 | $4,583-5,667 | 5-7 Years |
| Coding Supervisor | $65,000-80,000 | $5,417-6,667 | 8-10 Years |
| HIM Director | $80,000-110,000 | $6,667-9,167 | 10+ Years |
Adding specialty credentials like CCS, CIC, or CIRCC alongside your CPC certification can increase your earning potential by 15-25%. Remote coding positions often pay premium rates due to high demand.
How to Become an ICD-10 Certified Coder
Follow this step-by-step path to earn your ICD-10 certification and start your career as a medical coder.
- Meet Prerequisites - Have a high school diploma or GED. While not required, completing a medical coding program significantly improves your chances of passing.
- Choose Your Certification - Select between CPC (AAPC), CCS (AHIMA), or specialty certifications based on your career goals and work setting preference.
- Enroll in Training - Complete an accredited medical coding program covering ICD-10-CM, ICD-10-PCS, CPT, medical terminology, and anatomy basics.
- Purchase Study Materials - Obtain current ICD-10-CM, ICD-10-PCS, and CPT code books along with official study guides and practice exams.
- Prepare for the Exam - Study coding guidelines, practice with code books, take multiple practice tests, and learn effective test-taking strategies.
- Register and Schedule - Create an account with AAPC or AHIMA, pay the exam fee, and schedule your testing date at a center or for online proctoring.
- Pass and Get Certified - Score 70% or higher on the exam. Receive your certification credentials and begin applying for medical coding positions.
ICD-10 Certification Costs
Plan your investment in becoming a certified medical coder. Here is a breakdown of typical costs associated with ICD-10 certification.
Expect to invest $1,200-3,500 for initial certification including training, materials, and exam fees. This investment typically pays for itself within 3-6 months through higher earnings.
ICD-10 Coder Career Paths
Explore the diverse career opportunities available to certified ICD-10 medical coders.
ICD-10 Testing Resources
Connect with official ICD-10 certification organizations and resources for your medical coding career.
Search for medical coding positions on Indeed, LinkedIn, or specialized healthcare job boards like Health eCareers. Many hospitals, physician groups, and coding companies hire remote coders.
ICD-10 Exam Day Checklist
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Start Free ICD-10 Practice Test →ICD-10 Certification Renewal
Maintain your ICD-10 certification by meeting renewal requirements every two years.
Earn CEUs through AAPC/AHIMA webinars, online courses, local chapter meetings, or healthcare conferences. Many employers provide CEU opportunities as part of professional development.
ICD-10 Exam Questions and Answers
The ICD-10 certification exam is challenging but achievable with proper preparation. Most exams have a 50-60% first-time pass rate. Success requires thorough study of coding guidelines, familiarity with your code books, and consistent practice. Plan 3-6 months of dedicated study time for best results.
While some entry-level positions may not require certification, most employers prefer or require certified coders. Certification validates your knowledge, increases job opportunities, and typically results in 20-30% higher salaries. AAPC offers an apprentice designation for those who pass without work experience.
CPC (AAPC) focuses on outpatient/physician coding using ICD-10-CM and CPT codes. CCS (AHIMA) covers both inpatient and outpatient coding including ICD-10-PCS. CPC is more common in physician practices while CCS is preferred for hospital settings. Both require ICD-10 proficiency.
The typical path takes 4-12 months depending on your learning pace and prior healthcare knowledge. A medical coding program takes 3-6 months, followed by 1-3 months of exam preparation. Some accelerated programs complete training in as little as 4 months.
Yes, most ICD-10 certification exams allow you to bring code books including ICD-10-CM, ICD-10-PCS, CPT, and HCPCS. However, extensive notes, highlighting systems, and loose papers are typically restricted. Practice navigating your books efficiently as time management is critical.
Yes, both AAPC and AHIMA offer online proctored exam options that you can take from home. You will need a webcam, microphone, stable internet connection, and a private workspace. Testing center options are also available for those who prefer in-person testing.
You can retake the exam after paying a retake fee (typically $300-350). There is no mandatory waiting period for most certifications. Review your score report to identify weak areas, study those topics, and schedule your retake when ready. Many successful coders pass on their second attempt.
Entry-level certified coders earn $35,000-45,000 annually, while experienced coders make $50,000-70,000. Specialists and supervisors can earn $70,000-100,000+. Remote positions, specialty coding, and additional certifications typically command higher salaries.
Yes, medical coding remains an excellent career choice. The Bureau of Labor Statistics projects 7% job growth through 2031. Healthcare expansion, aging population, and increasing documentation requirements drive demand. Remote work opportunities add flexibility to this stable career path.
Essential materials include the current year ICD-10-CM code book, ICD-10-PCS code book (for inpatient coding), CPT Professional Edition, HCPCS Level II code book, and official coding guidelines. AAPC and AHIMA also offer study guides specific to each certification exam.