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ICD-10/I68

I68 ICD-10-CM Code: Cerebrovascular disorders in diseases classified elsewhere

I68 is the authoritative medical code for Cerebrovascular disorders in diseases classified elsewhere. This classification is used in medical billing and clinical recording to specify the clinical criteria for cerebrovascular disorders in diseases classified elsewhere (ICD-10-CM I68), ensuring healthcare documentation aligns with current federal coding standards.

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

Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.

Official Registry Overview & Definition

Cerebrovascular disorders in diseases classified elsewhere is a non-billable ICD-10-CM category code (I68). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): 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).

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for I68 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

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

  • traumatic intracranial hemorrhage (S06.-)

Use Additional Code

Supplementary codes the tabular list directs you to add.

  • Use additional 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 I68 be billed directly?

No. I68 (Cerebrovascular disorders in diseases classified elsewhere) 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 I68?

Per official ICD-10-CM Excludes1 instructions, I68 must not be reported together with: traumatic intracranial hemorrhage (S06.-).

Is an additional code needed with I68?

Use additional code(s) to specify: code to identify presence of:; alcohol abuse and dependence (F10.-); exposure to environmental tobacco smoke (Z77.22); history of tobacco dependence (Z87.891).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to I68 in its code family, with their registry titles.

  • I68.0 — Cerebral amyloid angiopathy
  • I68.2 — Cerebral arteritis in other diseases classified elsewhere
  • I68.8 — Other cerebrovascular disorders in diseases classified elsewhere