AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2020 Issue 3; Ask the Editor
Reporting Mental Disorders as Additional Diagnoses in the Outpatient Setting
A patient presents to the Emergency Department (ED) for evaluation of a sore throat, which the provider diagnosed as Strep throat. The provider also documented attention deficit hyperactivity disorder, anxiety, manic depression and post-traumatic stress disorder. The physician did not monitor, evaluate, or treat the patient for any mental disorders during the ED encounter. For an outpatient encounter, would mental health conditions be coded when documented in the history section and the patient is currently on antipsychotic medications? ...
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Article Overview
This article addresses outpatient diagnosis reporting when mental health conditions are documented during an encounter focused on another problem. It is relevant to coders, auditors, compliance staff, and clinical documentation teams who need to understand when a documented condition may or may not be reported as part of the visit record. The guidance centers on documentation context, whether the condition affected care during the encounter, and how to interpret history-only references in the outpatient setting.
Why This Topic Matters
Outpatient diagnosis selection depends on whether a documented condition is part of the current encounter’s care and management. Accurate interpretation helps support consistent reporting and reduces the risk of coding diagnoses that were noted but not addressed.
What You Will Learn
- How outpatient documentation is reviewed when a mental health condition appears in the record
- What types of documentation context are relevant to additional diagnosis reporting
- How encounter-level management considerations affect whether a condition is reported
- How to interpret history-only references in relation to the current visit
Who Should Read This
- Medical coders
- Coding auditors
- Compliance staff
- Clinical documentation improvement staff
- Revenue cycle professionals
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