I95-I99

Non-Billable
ChapterI00–I99
Rankblock
Official Description

Other and unspecified disorders of the circulatory system (I95-I99)

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 9: Diseases of the Circulatory System (I00-I99).

CH9 Parent Instructions

Excludes2(Not included here)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • transient cerebral ischemic attacks and related syndromes (G45.-)

Clinical Hierarchy

CH9Diseases of the circulatory system (I00-I99)
I95-I99Other and unspecified disorders of the circulatory system (I95-I99)
I95Hypotension
I96Gangrene, not elsewhere classified
I97Intraoperative and postprocedural complications and disorders of circulatory system, not elsewhere classified
I99Other and unspecified disorders of circulatory system

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I95-I99:

chapterCH9
Diseases of the circulatory system (I00-I99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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