ICD-10 Chapter 9 Diseases of the Circulatory System Practice Questions
Welcome to Medico Pediaa – ICD-10 Chapter 9 Diseases of the Circulatory System Practice Questions are designed for medical coding students, CPC exam aspirants, and healthcare professionals who want to strengthen their understanding of cardiovascular coding. Chapter 9 of ICD-10-CM (I00–I99) covers a wide range of circulatory system conditions, including hypertension, ischemic heart diseases, heart failure, cerebrovascular disorders, and other vascular diseases that are commonly encountered in clinical documentation.
Practicing ICD-10 circulatory system questions is essential to improve coding accuracy, understand official ICD-10-CM guidelines, and confidently assign correct diagnosis codes in real-world scenarios. These practice questions help learners identify key clinical terms, recognize coding rules, and avoid common mistakes related to combination codes, laterality, and sequencing.
Whether you are preparing for the CPC exam, enrolled in a medical coding course in India or the USA, or working as a professional coder, these Chapter 9 practice questions provide effective revision and self-assessment. Regular practice with ICD-10 coding questions enhances exam readiness and builds strong foundational skills required for success in the healthcare revenue cycle.
Let’s Start
Q1. A patient with a history of a CABG (Coronary Artery Bypass Graft) one year ago now has CAD of the bypass graft with angina. What codes are reported?
A) I25.709, Z95.1
B) I25.10, Z95.1
C) I25.10, Z95.2
D) I25.709
Q2. What is the ICD-10 code for an unspecified acute myocardial infarction (AMI)?
A) I21.3
B) I25.3
C) I21.9
D) I25.9
Q3. Patient has stage 3 chronic kidney disease. They are admitted with acute on chronic diastolic congestive heart failure which is hypertensive in nature:
A) I10, N18.3, I50.21, I50.22
B) 113.0, I50.33, N18.3
C) I12.9, N18.3, I50.21, I50.22
D) I11.9, I50.33, N18.3
Q4. Atherosclerosis of left leg autologous bypass graft with intermittent claudication:
A)I70.419
B)I70.411
C)170.412
D)I70.413
Q5. Patient suffered an embolic stroke in the left middle cerebral artery. She presented with hemiplegia affecting right side and aphasia due to stroke:
A) I63.512, I69.354
B) 163.412, R47.01, G81.91
C) I69.320, I69.352
D) I69.320, I69.352, I63.512
Q6. The patient was admitted with acute renal failure. The patient also has diagnoses of benign hypertension and chronic kidney disease, stage 3:
A) I10, N17.9, N18.9
B) I12.9, N18.3, Z99.2
C) N18.3, N17.9, I13.10
D) N17.9, 112.9, N18.3
Q7. Patient has hypertension due to Cushing’s disease:
A) E24.9, I15.1
B) E24.8, I10
C) I13.0, E24.9
D) E24.9, I15.2
Q8. The patient was admitted with left-sided hemiplegia due to a cerebrovascular accident. The patient has a history of previous CVA with residual facial droop:
A) I69.354, I69.392, Z86.73
B) I63.9, G81.94, I69.392
C) I69.354, Z86.73, I69.992
D) R29.810, G81.94, I63.9, Z86.73
Q9. Patient is admitted with an STEMI of the anterolateral wall. During initial recovery in the hospital (within 3 weeks of initial AMI), the patient experiences a subsequent NSTEMI:
A) 121.09, 122.2
B) I21.4, I22.0
C) I22.2, I21.09
D) I22.8, I21.19
Q10. Patient is admitted to the hospital with chest pain. After testing, it is determined that the patient has suffered a NSTEMI. Patient is discharged home. Two weeks later, patient returns to the hospital with severe chest pain. It is now determined that the patient has suffered a STEMI of the inferolateral wall:
A) I21.19, I22.2
B) I22.1, I22.8
C) 122.1,121.4
D) I21.19, I22.8
Q11. Hypertension due to periarteritis nodosa:
A) I10, M30.0
B) I11.9, N30.0
C) M30.0.115.8
D) M30.0, I15.2
Q12. Which code is assigned for acute myocardial infarction of the anterior wall? A) I21.9
B) I21.0
C) I22.1
D) I21.4
Q13. Question 6 Which code represents hypertensive heart and chronic kidney disease with heart failure and stage 3 chronic kidney disease?
A) I13.0
B) I13.2
C) I12.9
D) I11.0
Q14. Which ICD-10 code is used for angina pectoris with documented spasm? A) I20.0
B) I20.9
C) I25.1
D) I21.3
Q15. Which code is used for unstable angina in ICD-10?
A) I24.8
B) I25.9
C) I20.0
D) I20.0
Q16.What does the code I65.2 represent in ICD-10?
A) Occlusion of the carotid artery
B) Occlusion of the cerebral artery
C) Occlusion of the femoral artery
D) Occlusion of the aortic arch
Q17. Which ICD-10 code represents hypertensive crisis?
A) I16.9
B) I15.9
C) I10.0
D) I16.0
Q18. Which code describes aortic aneurysm, ruptured?
A) I71.9
B) I71.1
C) I72.0
D) I70.0
Q19. Which code is used for arteriosclerosis of native arteries of the extremities with intermittent claudication? A) I70.21
B) I70.0
C) I71.2
D) I73.1
Q20. What does the code I95.1 represent?
A) Orthostatic hypotension
B) Hypertensive heart diseases
C) Aortic dissection
D) Chronic venous insufficiency
Q21. Which ICD-10 code is used for transient cerebral ischemic attacks?
A) I67.2
B) I63.9
C) G45.9
D) I66.9
Q22. What does the code I67.4 represent?
A) Cerebral infarction
B) Arteritis, unspecified
C) Hypertensive encephalopathy
D) Cerebral aneurysm, non-ruptured
Q23. Which code represents aortic dissection in ICD-10?
A) I25.1
B) I71.0
C) I73.0
D) I70.1
Q24. What does the code I73.9 represent in ICD-10?
A) Peripheral vascular disease, unspecified
B) Varicose veins
C) Raynaud’s syndrome
D) Arterial embolism
Q25. Which ICD-10 code is assigned for hypertensive heart disease with heart failure?
A) I11.0
B) I11.9
C) I13.0
D) I10
Q26. What does the code I25.2 represent in ICD-10?
A) Chronic total occlusion of coronary artery
B) Old myocardial infarction
C) Ischemic heart disease
D) Unstable angina
Q27. Which code represents peripheral artery disease, unspecified?
A) I73.9
B) I70.9
C) I80.9
D) I71.9
Q28. Which code represents primary varicose veins of the lower extremities with ulcer?
A) I83.0
B) I83.1
C) I83.2
D) I83.9
Q29. What does the ICD-10 code I27.1 represent?
A) Pulmonary embolism
B) Chronic pulmonary heart disease
C) Pulmonary hypertension
D) Cardiomyopathy
Q30. What does the ICD-10 code I87.1 represent?
A) Chronic venous insufficiency
B) Varicose veins
C) Postthrombotic syndrome
D) Venous embolism and thrombosis
Answer—-
1 – A, 2– C , 3- B, 4-C, 5 – B, 6-D, 7- D, 8 – B, 9-A, 10 -C,
11-C, 12-B , 13- B , 14 – A , 15 – A, 16 – A, 17 – D , 18 – B, 19 – A, 20 – A,
21 – C, 22 -D, 23 -B, 24 – A, 25 -A, 26- B , 27 – A , 28 – B, 29 – C, 30-A
FAQs – ICD-10 Chapter 9 Diseases of the Circulatory System
1. What is ICD-10 Chapter 9 Diseases of the Circulatory System?
ICD-10 Chapter 9 covers diseases related to the heart and blood vessels and includes diagnosis codes from I00 to I99, such as hypertension, ischemic heart disease, heart failure, and cerebrovascular disorders.
2. Why are ICD-10 Chapter 9 practice questions important for medical coding?
Practice questions help medical coding students understand coding guidelines, improve accuracy, and gain confidence in assigning correct ICD-10-CM codes for circulatory system conditions.
3. Are these ICD-10 circulatory system questions useful for the CPC exam?
Yes, ICD-10 Chapter 9 is frequently tested in the CPC exam, and practicing these questions helps candidates prepare for real exam scenarios and case-based questions.
4. Who should practice ICD-10 Diseases of the Circulatory System questions?
These questions are useful for medical coding students, CPC aspirants, certified coders, and healthcare professionals in both India and the USA.
5. Which conditions are included in ICD-10 Chapter 9?
Chapter 9 includes conditions such as hypertension, coronary artery disease, myocardial infarction, heart failure, stroke, and other vascular disorders.
Practicing ICD-10 Chapter 9 Diseases of the Circulatory System Practice Questions is one of the most effective ways to master cardiovascular coding and improve exam performance. Regular practice helps build confidence, strengthens guideline interpretation, and prepares you for real-world medical coding scenarios involving heart and vascular conditions.
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