Understanding headache classification coding within the veterans health administration using ICD-9-CM and ICD-10-CM in fiscal years 2014–2017
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DOI: 10.1371/journal.pone.0279163
Abstract: Objectives Understand the continuity and changes in headache not-otherwise-specified (NOS), migraine, and post-traumatic headache (PTH) diagnoses after the transition from ICD-9-CM to ICD-10-CM in the Veterans Health Administration (VHA). Background Headache is one of the… read more here.
Keywords: headache diagnoses; headache; icd headache; icd icd ... See more keywords