Medical Coding Systems & Classification Flashcards

When coding with ICD-10-CM, the Alphabetic Index should be used:

Answer: As the starting point before verifying in the Tabular List

The correct process is to locate the condition in the Alphabetic Index first, then verify the code in the Tabular List before assigning it.

Which of the following best describes CPT add-on codes?

Answer: They are always reported with a primary procedure code and never alone

Add-on codes (marked with a + symbol) describe additional work performed alongside a primary procedure and are never reported independently.

In ICD-10-CM, a 'code first' note instructs the coder to:

Answer: Sequence a specified underlying condition before the current code

'Code first' notes appear under manifestation codes directing the coder to sequence the underlying disease or etiology before the manifestation code.

HCPCS Level II code categories A through V are organized primarily by:

Answer: Type of service or supply

HCPCS Level II codes are grouped by type of service, item, or supply — for example, A codes for transportation and supplies, J codes for drugs, and so on.

In ICD-10-PCS, the first character of every code represents:

Answer: The medical/surgical section

The first character of an ICD-10-PCS code represents the section, such as Medical and Surgical (0), Obstetrics (1), or Imaging (B).

Which CPT Appendix lists clinical examples of E/M codes to assist with level selection?

Answer: Appendix C

CPT Appendix C contains clinical examples for Evaluation and Management codes to help coders and physicians understand appropriate code level selection.

When a patient is seen for a fracture resulting from a fall off a ladder at work, the external cause code should capture:

Answer: The mechanism, place of occurrence, and activity

ICD-10-CM guidelines recommend coding the mechanism of injury, place of occurrence, and activity when external cause codes are reported for maximum specificity.