CRC ICD-10-CM Diagnosis Coding 2

Question 1

A patient has Type 2 diabetes with diabetic chronic kidney disease, stage 4. Which code combination is correct?

Accepted Answer

E11.22 and N18.4

Answer

E11.65 and N18.4

Answer

E11.9 and N18.4

Answer

E11.22 only

Question 2

A provider documents 'acute exacerbation of chronic systolic heart failure.' What is the correct code?

Accepted Answer

I50.23 Acute on chronic systolic heart failure

Answer

I50.21 Acute systolic heart failure

Answer

I50.22 Chronic systolic heart failure

Answer

I50.9 Heart failure, unspecified

Question 3

A coder encounters 'history of breast cancer, currently on tamoxifen for chemoprevention' after mastectomy 3 years ago with no recurrence. Which code applies?

Accepted Answer

Z85.3 Personal history of malignant neoplasm of breast

Answer

C50.911 Malignant neoplasm of breast

Answer

Z86.000 Personal history of in-situ neoplasm

Answer

C50.911 and Z85.3 together

Question 4

A patient presents with sepsis due to MRSA. Which coding sequence is correct?

Accepted Answer

A41.02 first, then B95.62

Answer

B95.62 first, then A41.02

Answer

A41.02 only

Answer

R65.20 first for severe sepsis, then A41.02

Question 5

A provider documents 'morbid obesity with BMI of 42' and obesity hypoventilation syndrome. What is the complete code set?

Accepted Answer

E66.01, Z68.42, E66.2

Answer

E66.01, Z68.42

Answer

E66.2, Z68.42, E66.01

Answer

E66.01 and E66.2 only

Question 6

When coding alcoholic cirrhosis and hepatitis C together, which convention applies?

Accepted Answer

Code both K70.30 and B18.2 as independent conditions

Answer

Code only alcoholic cirrhosis as the more severe condition

Answer

Use a combination code

Answer

Code hepatitis C first as underlying cause