Shock, not elsewhere classified
In General symptoms and signs (R50-R69), chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings
4 billable codes under R57: 3 are an MCC, 1 is a CC; all map to HCC 2 (Septicemia, Sepsis, Systemic Inflammatory Response Syndrome/Shock), HCC 213 (Cardio-Respiratory Failure and Shock).A CC or MCC (major CC) is a secondary diagnosis that raises the MS-DRG payment. An HCC counts toward a Medicare Advantage patient's risk score.
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Instructional notes
Excludes1: not coded here, use a different code
- anaphylactic shock NOS (T78.2)
- anaphylactic reaction or shock due to adverse food reaction (T78.0-)
- anaphylactic shock due to adverse effect of correct drug or medicament properly administered (T88.6)
- anaphylactic shock due to serum (T80.5-)
- electric shock (T75.4)
- obstetric shock (O75.1)
- postprocedural shock (T81.1-)
- psychic shock (F43.0)
- shock complicating or following ectopic or molar pregnancy (O00-O07, O08.3)
- shock due to anesthesia (T88.2)
- shock due to lightning (T75.01)
- traumatic shock (T79.4)
- toxic shock syndrome (A48.3)
Official coding guidelines
From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.
Covers when to report symptom, sign, and abnormal finding codes (R00-R99), plus specific rules for falls, coma scales, non-infectious SIRS, death NOS, and NIHSS scores.
- Use of symptom codes (page 75)
- Use of a symptom code with a definitive diagnosis code (page 75)
- Combination codes that include symptoms (page 75)
- Repeated falls (page 76)
- Coma (page 76)
- Functional quadriplegia (page 76)
- SIRS due to Non-Infectious Process (page 77)
- Death NOS (page 77)
All codes under R57
R57 can't be used on a claim. Pick a billable code below; grey headings group them.
R57 MS-DRGs
As the principal diagnosis, the billable codes under R57 group to these 8 MS-DRGs (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.
- DRG 291 Heart Failure and Shock with MCC (2 of 4 codes)
- DRG 292 Heart Failure and Shock with CC (2 of 4 codes)
- DRG 293 Heart Failure and Shock without CC/MCC (2 of 4 codes)
- DRG 870 Septicemia or Severe Sepsis with MV >96 Hours (2 of 4 codes)
- DRG 871 Septicemia or Severe Sepsis without MV >96 Hours with MCC (2 of 4 codes)
- DRG 872 Septicemia or Severe Sepsis without MV >96 Hours without MCC (2 of 4 codes)
- DRG 791 Prematurity with Major Problems (1 of 4 codes)
- DRG 793 Full Term Neonate with Major Problems (1 of 4 codes)
Other codes that refer to R57
Notes on these codes point to R57.
About the condition
Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.
Shock
Shock happens when not enough blood and oxygen can get to your organs and tissues. It causes very low blood pressure and may be life-threatening. It often happens along with a serious injury.
Read more about shock on MedlinePlusCode history
Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.
