Basic ICD-10-CM/PCS Coding - Ahima Press :: Home

May 02, 2018 · For claims with dates of service of 10/01/2015 and forward, if a diagnosis code is present, use the appropriate ICD-10-CM code. For claims with dates of service prior to 10/01/2015, use the appropriate ICD-9-CM code. Box 25: Area of Oral Cavity. Situational (required if procedure is … ................
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