G08

Billable
ChapterG00–G99
Rankcategory
Official Description

Intracranial and intraspinal phlebitis and thrombophlebitis

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).

CH6 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)

Instructional Notes

Includes
  • Septic embolism of intracranial or intraspinal venous sinuses and veins
  • Septic endophlebitis of intracranial or intraspinal venous sinuses and veins
  • Septic phlebitis of intracranial or intraspinal venous sinuses and veins
  • Septic thrombophlebitis of intracranial or intraspinal venous sinuses and veins
  • Septic thrombosis of intracranial or intraspinal venous sinuses and veins
Excludes1(Not coded here)
  • intracranial phlebitis and thrombophlebitis complicating:
  • abortion, ectopic or molar pregnancy (O00-O07, O08.7)
  • pregnancy, childbirth and the puerperium (O22.5, O87.3)
  • nonpyogenic intracranial phlebitis and thrombophlebitis (I67.6)
Excludes2(Not included here)
  • intracranial phlebitis and thrombophlebitis complicating nonpyogenic intraspinal phlebitis and thrombophlebitis (G95.1)

Clinical Hierarchy

CH6Diseases of the nervous system (G00-G99)
G00-G09Inflammatory diseases of the central nervous system (G00-G09)
G08Intracranial and intraspinal phlebitis and thrombophlebitis

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G08:

chapterCH6
Diseases of the nervous system (G00-G99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to G08. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

15 raw paths
Embolism (multiple) (paradoxical)3 unique routes
intracranial
venous sinus (any)→G08
intraspinal venous sinuses or veins→G08
venous sinus→G08
Inflammation, inflamed, inflammatory (with exudation)1 unique routes
vein
intracranial or intraspinal (septic)→G08
Phlebitis (infective) (pyemic) (septic) (suppurative)2 unique routes
intracranial (venous) sinus (any)→G08
intraspinal venous sinuses and veins→G08
Thrombophlebitis7 unique routes
cavernous (venous) sinus→G08
cerebral (sinus) (vein)→G08
intracranial venous sinus (any)→G08
intraspinal venous sinuses and veins→G08
lateral (venous) sinus→G08
longitudinal (venous) sinus→G08
sinus (intracranial)→G08
Thrombosis, thrombotic (bland) (multiple) (progressive) (silent) (vessel)2 unique routes
intracranial (arterial)
venous sinus (any)→G08
intraspinal venous sinuses and veins→G08

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 023
Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis with MCC or Antineoplastic Implant or Epilepsy with Neurostimulator
DRG 024
Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis without MCC
DRG 091
Other Disorders of Nervous System with MCC
DRG 092
Other Disorders of Nervous System with CC
DRG 093
Other Disorders of Nervous System without CC/MCC

Cross Reference

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