R57.9

Billable

Shock, unspecified

HCC Category Mapping

V28HCC 213 — Cardio-Respiratory Failure and Shock

0.000

V24HCC 84 — Cardio-Respiratory Failure and Shock

0.402

ESRDHCC 84 — Cardio-Respiratory Failure and Shock

0.000

What This Code Means

A life-threatening condition with dangerously low blood pressure where the specific cause has not been identified or documented.

Coding Tips

•This is a default code; use only when the type of shock cannot be determined from documentation
•Review records carefully to identify the underlying cause and use a more specific shock code if possible

Clinical Significance

Unspecified shock represents a life-threatening hemodynamic emergency requiring immediate intervention and intensive monitoring. While this code lacks specificity about etiology, it indicates severe circulatory compromise that significantly impacts mortality risk and resource utilization.

Documentation Requirements

✓Blood pressure readings showing hypotension
✓Clinical signs of poor perfusion
✓Laboratory values indicating organ dysfunction
✓Response to fluid resuscitation
✓Vasopressor or inotrope requirements
✓Underlying cause investigation results
✓ICU level care documentation
✓Serial hemodynamic monitoring

Commonly Confused Codes

R57.0 — Cardiogenic shock (specific etiology identified)R57.1 — Hypovolemic shock (volume depletion cause)R65.21 — Severe sepsis with septic shock (infectious cause)T78.2 — Anaphylactic shock (allergic reaction cause)

Code Hierarchy

└R57Shock, not elsewhere classified └R57.9Shock, unspecified

└R57.9Shock, unspecified