G08
✓ Billable
Intracranial and intraspinal phlebitis and thrombophlebitis
ICD-10-CM · FY2026 · Diseases of the Nervous System
Code
G08
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Nervous System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Also known as
- 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 — never code together
- 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, but may code together
- intracranial phlebitis and thrombophlebitis complicating nonpyogenic intraspinal phlebitis and thrombophlebitis (G95.1)
Frequently asked questions
What is ICD-10 code G08?
ICD-10-CM code G08 represents Intracranial and intraspinal phlebitis and thrombophlebitis. It is a billable diagnosis code in the Diseases of the Nervous System chapter, effective October 1, 2025 – September 30, 2026.
Is G08 billable?
Yes. G08 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is G08 in?
G08 belongs to the Diseases of the Nervous System chapter (G00–G99) of ICD-10-CM.
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