ICD-10-CM Book 2026 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 18 R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified /
R50-R69 General symptoms and signs /
R65 Symptoms and signs specifically associated with systemic inflammation and infection

  Billable ICD-10-CM Code R65.21
R65.21
Severe sepsis with septic shock
excludes1
postprocedural septic shock (T81.12-)
nonPrimary
Yes