Question

What is the main difference between the ICD-10 annual revision released by the WHO and the ICD-10-CM/PCS annual revision released by CMS and NCHS? ISENTIFY WHICH addendaCMS publishes and which addenda along with the overall connection to the WHO.

Answer 1

The U.S. also uses ICD-10-CM (Clinical Modification) for diagnostic coding. The main differences between ICD-10 PCS and ICD-10-CM include the following: ICD-10-PCS is used only for inpatient, hospital settings in the U.S., while ICD-10-CM is used in clinical and outpatient settings in the U.S.

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