Polysomnography and Sleep Apnea Coding Challenge (ICD-10-CM)

woman doing a sleep study
Woman is undergoing a sleep study (polysomnography).

The Coding Challenge


A 56-year-old morbidly obese female with a BMI of 50 and diabetes had a recent polysomnography. Her husband had witnessed loud snoring and pauses in her breathing during sleep. The sleep study showed an Apnea-Hypopnea Index (AHI) of 6. She is diagnosed with obstructive sleep apnea.  Which of the following ICD-10-CM codes should be assigned?

A. G47.33, E66.01, Z68.43, E10.9
B. G47.31, E66.01, Z68.42, E11.9
C. G47.33, E66.01, Z68.43, E11.9
D. G47.31, Z68.42, E66.09, E10.9  


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