I65.8
BillableOcclusion and stenosis of other precerebral arteries
Occlusion and stenosis of other precerebral arteries
Coding Notes
Includes
Conditions included under this code
- embolism of precerebral artery
- narrowing of precerebral artery
- obstruction (complete) (partial) of precerebral artery
- thrombosis of precerebral artery
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •transient cerebral ischemic attacks and related syndromesG45
Use Additional Code
Additional codes that should follow this code
Related Codes(4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(62)
SNOMED CT
- Raymond-Cestan syndrome44248001
- Multiple AND bilateral precerebral artery stenosis73192008
- 6th nerve palsy398760006
- Abducens (sixth) nerve palsy398760006
- Abducens nerve palsy398760006
- Abducens nerve paralysis398760006
- Abducens nerve paresis398760006
- Lateral rectus muscle denervation paresis398760006
- Sixth cranial nerve palsy398760006
- Sixth nerve palsy398760006
- VI nerve palsy398760006
- Pontine artery occlusion408664007
- Embolism of internal auditory artery703158007
- Internal auditory artery embolism703158007
- Internal auditory artery occlusion703161008
- Occlusion of internal auditory artery703161008
- Occlusion of right pontine artery735114006
- Occlusion of left pontine artery735115007
- Bilateral occlusion of pontine arteries788455001
- Occlusion of bilateral pontine arteries788455001
- Occlusion of both pontine arteries788455001
- Occlusion of anterior choroidal artery870566003
- Occlusion of right posterior communicating artery1153607003
- Occlusion of left posterior communicating artery1153608008
- Bilateral posterior communicating artery occlusion1287890000
- Occlusion of bilateral posterior communicating arteries1287890000
- Occlusion of both posterior communicating arteries1287890000
- Anterior choroidal artery thrombosis7931000119101
- Occlusion of left anterior choroidal artery16023751000119106
- Occlusion of right anterior choroidal artery16023831000119107
UMLS
Clinical Terms
- Abducens (sixth) nerve palsy
- Anterior choroidal artery thrombosis
- Occlusion of left anterior choroidal artery
- Occlusion of both pontine arteries
- Occlusion of left posterior communicating artery
- VI nerve palsy
- Occlusion of bilateral pontine arteries
- Raymond-Cestan syndrome
- Multiple AND bilateral precerebral artery stenosis
- Occlusion of anterior choroidal artery
- Abducens nerve palsy
- Occlusion of left pontine artery
- Pontine artery occlusion
- Bilateral occlusion of pontine arteries
- 6th nerve palsy
- Sixth nerve palsy
- Internal auditory artery embolism
- Occlusion of both posterior communicating arteries
- Occlusion of right posterior communicating artery
- Occlusion of internal auditory artery
- Embolism of internal auditory artery
- Occlusion of right anterior choroidal artery
- Occlusion of right pontine artery
- Sixth cranial nerve palsy
- Occlusion of bilateral posterior communicating arteries
- Abducens nerve paresis
- Lateral rectus muscle denervation paresis
- Abducens nerve paralysis
- Bilateral posterior communicating artery occlusion
- Internal auditory artery occlusion
Frequently Asked Questions
What is the ICD-10 code for occlusion and stenosis of other precerebral arteries?
The ICD-10-CM code for occlusion and stenosis of other precerebral arteries is I65.8. The full clinical description is "Occlusion and stenosis of other precerebral arteries". I65.8 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code I65.8 mean?
ICD-10-CM code I65.8 represents “Occlusion and stenosis of other precerebral arteries”. It is classified under Chapter 9: Diseases of the Circulatory System and is a billable/specific code that can be used on a claim.
Is I65.8 a billable code?
Yes, I65.8 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I65.8 in?
I65.8 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What codes cannot be used with I65.8?
I65.8 has Excludes1 notes indicating codes that cannot be used together with it, including: traumatic intracranial hemorrhage (S06.-); insufficiency, NOS, of precerebral artery (G45.-); insufficiency of precerebral arteries causing cerebral infarction (I63.0-I63.2).
Are additional codes required with I65.8?
Yes, when using I65.8, also report: 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).
What SNOMED CT codes does I65.8 map to?
I65.8 maps to 16 SNOMED CT concepts: 398760006, 7931000119101, 788455001, 1287890000, 703158007, and 11 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I65.8?
I65.8 is linked to 1 UMLS Concept Unique Identifier: C0348637. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does I65.8 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like occlusion and stenosis of other precerebral arteries affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of I65.8?
I65.8 maps to the ICD-11 code: BD55 (Asymptomatic stenosis of intracranial or extracranial artery).
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.