Question

multiple choice question

in some categories, icd-10-cm requires assigning a ______ character, usually to specify the sequence of the visit.

sixth
fifth
seventh
fourth

Explanation:

Identify the coding requirement

Using the ICD-10 Code Structure knowledge point

In ICD-10-CM coding, certain categories require an extension to represent the episode of care or sequence of the visit (such as initial encounter, subsequent encounter, or sequela). This extension is always placed as the seventh character of the code.

Determine the correct option

Using the ICD-10 Code Structure knowledge point

• "sixth": Incorrect. The 6th character represents etiology, anatomical site, or severity.
• "fifth": Incorrect. The 5th character provides subclassification details.
• "seventh": Correct. The 7th character is used for encounter details (initial, subsequent, sequela).
• "fourth": Incorrect. The 4th character defines the etiology, site, or manifestation.

Answer:

• sixth
• fifth
• seventh (Correct answer)
• fourth