CAC CAC ICD-10 Diagnosis Coding for Ambulance Services 2

Question 1

Which ICD-10-CM code is used for respiratory failure as the primary reason for an emergency ambulance call?

Accepted Answer

J96.00

Answer

J96.00 represents acute respiratory failure, unspecified, which is used when the physician has documented respiratory failure as the condition requiring emergency transport.

Question 2

A patient is transported following a drug overdose. Which ICD-10-CM guideline applies to sequencing the poisoning code?

Accepted Answer

Code the poisoning first, then the manifestation

Answer

ICD-10-CM guidelines for poisoning require that the poisoning code (T36–T65) be sequenced first, followed by the manifestation codes.

Question 3

When coding a cardiac arrest transport, which ICD-10-CM code represents cardiac arrest due to underlying cardiac condition?

Accepted Answer

I46.9

Answer

I46.9 is used for cardiac arrest, cause unspecified, when documentation does not specify the underlying etiology.

Question 4

Which external cause code (V, W, X, Y) category is used to identify a motor vehicle accident as the cause of injury during an ambulance call?

Accepted Answer

V codes

Answer

V codes (V00–V99) in ICD-10-CM cover transport accidents, including motor vehicle collisions, and are used as external cause codes.

Question 5

A patient with COPD exacerbation is transported via ambulance. Which ICD-10-CM code best captures an acute exacerbation of COPD?

Accepted Answer

J44.1

Answer

J44.1 (COPD with acute exacerbation) is used when the patient with COPD is experiencing an acute worsening requiring emergency intervention.

(CAC) Certified Ambulance Coder Practice Test

(CAC) Certified Ambulance Coder Practice Test

CAC CAC ICD-10 Diagnosis Coding for Ambulance Services 2