ICD-10/I63.8

I63.8 ICD 2026 Code: Other cerebral infarction

I63.8 is the authoritative medical code for Other cerebral infarction. This classification is used in medical billing and clinical recording to specify the clinical criteria for other cerebral infarction (ICD-10-CM I63.8), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Other cerebral infarction is a non-billable ICD-10-CM category code I63.8. A more specific billable subcode must be selected for claims submission. Includes: occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction. Excludes1 (not coded here): neonatal cerebral infarction P91.82-; traumatic intracranial hemorrhage S06.-. Excludes2 (not included here): chronic, without residual deficits sequelae Z86.73; sequelae of cerebral infarction I69.3-. Use additional code: code, if applicable, to identify status post administration of tPA rtPA in a different facility within the last 24 hours prior to admission to current facility Z92.82; code, if known, to indicate National Institutes of Health Stroke Scale NIHSS score R29.7-; 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.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for I63.8 in the official ICD-10-CM tabular list.

Includes

Conditions the official ICD-10-CM tabular list includes under this code.

  • occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • neonatal cerebral infarction P91.82-
  • traumatic intracranial hemorrhage S06.-

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

  • chronic, without residual deficits sequelae Z86.73
  • sequelae of cerebral infarction I69.3-

Use Additional Code

Supplementary codes the tabular list directs you to add.

  • code, if applicable, to identify status post administration of tPA rtPA in a different facility within the last 24 hours prior to admission to current facility Z92.82
  • code, if known, to indicate National Institutes of Health Stroke Scale NIHSS score R29.7-
  • 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

Frequently Asked Questions (FAQ) & Clinical Guidance

Can I63.8 be billed directly?

No. I63.8 (Other cerebral infarction) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

What can't be coded together with I63.8?

Per official ICD-10-CM Excludes1 instructions, I63.8 must not be reported together with: neonatal cerebral infarction (P91.82-); traumatic intracranial hemorrhage (S06.-).

Can I63.8 be reported alongside related conditions?

Per official ICD-10-CM Excludes2 instructions, I63.8 and the following are not considered part of each other and may both be reported when both conditions are present: chronic, without residual deficits (sequelae) (Z86.73); sequelae of cerebral infarction (I69.3-).

Is an additional code needed with I63.8?

Use additional code(s) to specify: code, if applicable, to identify status post administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility (Z92.82); code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-); code to identify presence of:; alcohol abuse and dependence (F10.-).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to I63.8 in its code family, with their registry titles.

  • I63.81 — Other cerebral infarction due to occlusion or stenosis of small artery
  • I63.89 — Other cerebral infarction