Medical Necessity in E/M Coding, Part 2: ROS and PFSH

DAVID STERN, MD (Practice Velocity) Last month, we presented definitions for medical necessity offered by the AMA and the Centers for Medicare & Medicaid Services (CMS). We looked at the elements appropriate to perform and document in the History of Present Illness (HPI). And we briefly discussed Recovery Audit Contractors (RAC) audits. (If you missed it, the column is archived on the JUCM website [https://jucm.com] in the May 2011 issue.) This month, our focus is …

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