I60

Non-Billable
ChapterI00–I99
Rankcategory
Official Description

Nontraumatic subarachnoid hemorrhage

Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 9: Diseases of the Circulatory System (I00-I99).

CH9 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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.-)

I60-I69 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • traumatic intracranial hemorrhage (S06.-)
Use Additional Code
  • code to identify presence of:
  • alcohol abuse and dependence (F10.-)
  • exposure to environmental tobacco smoke (Z77.22)
  • history of tobacco dependence (Z87.891)
  • hypertension (I10-I1A)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • syphilitic ruptured cerebral aneurysm (A52.05)
Excludes2(Not included here. Code separately if applicable.)
  • sequelae of subarachnoid hemorrhage (I69.0-)
Use Additional Code
  • code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-)

Clinical Hierarchy

BillableHas subcodes
CH9Diseases of the circulatory system (I00-I99)
I60-I69Cerebrovascular diseases (I60-I69)
I60Nontraumatic subarachnoid hemorrhageNot billable
I60.0Nontraumatic subarachnoid hemorrhage from carotid siphon and bifurcationSubcodes
I60.1Nontraumatic subarachnoid hemorrhage from middle cerebral arterySubcodes
I60.2Nontraumatic subarachnoid hemorrhage from anterior communicating arteryBillable
I60.3Nontraumatic subarachnoid hemorrhage from posterior communicating arterySubcodes
I60.4Nontraumatic subarachnoid hemorrhage from basilar arteryBillable
I60.5Nontraumatic subarachnoid hemorrhage from vertebral arterySubcodes
I60.6Nontraumatic subarachnoid hemorrhage from other intracranial arteriesBillable
I60.7Nontraumatic subarachnoid hemorrhage from unspecified intracranial arteryBillable
I60.8Other nontraumatic subarachnoid hemorrhageBillable
I60.9Nontraumatic subarachnoid hemorrhage, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I60:

blockI60-I69
Cerebrovascular diseases (I60-I69)
View context instructions
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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