E/M Guidelines: Look Here to Find the Answers to Your System Review Questions

Why This Topic Matters

ROS documentation can affect how E/M history is supported in the medical record. Understanding the documentation expectations helps coding staff and providers assess whether the record contains enough information for code support.

Article Sections

1. Introduction

   An overview of why ROS documentation is a frequent source of questions in E/M coding. The section frames the article’s focus on documentation and history requirements.

2. What is ROS, and Why Is It Needed?

   A discussion of the general purpose of ROS within E/M services and how it supports clinical assessment. The section includes perspectives from industry experts on its role in the patient record.

3. What are the Systems, and How Many Should Provider Review?

   A summary of the body systems considered in ROS and the relationship between the number reviewed and E/M history complexity. The section addresses how system review relates to service level determination.

4. Does the ROS Have to Be Recorded by a Physician?

   An explanation of who may document ROS information and what review or acknowledgment is expected in the record. The section references CMS documentation guidance and expert commentary.

5. How Does the ROS Need to Be Documented?

   A discussion of common documentation concerns that affect whether ROS is supported in the note. The section covers general distinctions that coders evaluate when reviewing the medical record.