(member, plan, provider, affiliation, diagnosis, procedure, preauthorization, etc.), and many rules include ICD-9 codes. These rules all need to be updated to accommodate the new ICD-10 codes. Over 16,000 places where ICD-9 diagnosis codes are present within our various claims systems are already identified, but the complete inventory is not yet final. Why Is Updating Business Rules So Challenging? The mapping of ICD-9 codes to ICD-10 codes is challenging because there are many more ICD-10 codes…
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