PHQ-9
The Patient Health Questionnaire-9 (PHQ-9) is a validated depression assessment tool that measures the severity of depressive symptoms using nine standardized questions.
Definition
The Patient Health Questionnaire-9 (PHQ-9) is a validated depression assessment tool that measures the severity of depressive symptoms using nine standardized questions.
Why it matters
PHQ-9 is part of the Clinical vocabulary used across home health operations, documentation, and revenue cycle. Understanding it helps clinicians, QA leads, and administrators stay aligned on care quality and compliance.
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