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ICD-10-CM 2027

ICD-10 code for brain thrombosis

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Thrombosis, thrombotic (bland) (multiple) (progressive) (silent) (vessel) › brain (artery) (stem)”. Page updated September 29, 2026.

About coding brain thrombosis

The official ICD-10-CM index doesn't give a single default code for brain thrombosis; the code depends on the details below.

More specific brain thrombosis codes (official index)

  • due to syphilis A52.05 — Other cerebrovascular syphilis
  • puerperal O99.43 — Diseases of the circulatory system complicating the puerperium
  • sinus

Common questions about brain thrombosis ICD-10 codes

What is the ICD-10 code for puerperal brain thrombosis?

O99.43 — Diseases of the circulatory system complicating the puerperium.