ICD 10 Advanced Topics 4

Question 1

How many characters can a complete ICD-10-CM code contain at maximum?

Accepted Answer

7

Answer

ICD-10-CM codes range from 3 to 7 characters, with 7 being the maximum length.

Question 2

The first character of every ICD-10-CM code is always:

Accepted Answer

A letter (alpha)

Answer

Every ICD-10-CM code begins with an alphabetic character, followed by characters that may be numeric or alphanumeric.

Question 3

Which chapter of ICD-10-CM is used for codes beginning with the letter 'O'?

Accepted Answer

Pregnancy, childbirth, and the puerperium

Answer

Chapter 15 (codes O00–O9A) covers pregnancy, childbirth, and the puerperium.

Question 4

Codes in the range C00–D49 of ICD-10-CM classify which type of condition?

Accepted Answer

Neoplasms

Answer

Chapter 2 of ICD-10-CM, codes C00–D49, classifies neoplasms.

Question 5

When laterality applies, which character typically denotes 'unspecified side' in ICD-10-CM?

Accepted Answer

9

Answer

In codes with laterality, the digit '9' is commonly used to indicate an unspecified side when left/right is not documented.

ICD 10 Practice Test