433 BC MSP code: Occlusion and stenosis of precerebral arteries
433 is the BC MSP diagnostic code for “Occlusion and stenosis of precerebral arteries” in BC Medical Services Plan’s September 2026 release, in effect from Sep 11, 2026.
Official description
433Occlusion and stenosis of precerebral arteries
BC MSP diagnostic codes (ICD-9) · British Columbia
More specific than 433
433 is a valid code on its own. When the note says more, one of these may fit better.
433.0Occlusion and stenosis of precerebral arteries – Basilar artery433.1Occlusion and stenosis of precerebral arteries – Carotid artery433.2Occlusion and stenosis of precerebral arteries – Vertebral artery433.3Occlusion and stenosis of precerebral arteries – Multiple and bilateral433.8Occlusion and stenosis of precerebral arteries – Other433.9Occlusion and stenosis of precerebral arteries – UnspecifiedNotes for 433
BC Medical Services Plan’s list gives no includes, excludes or other notes for 433 or the headings above it.
Where 433 sits
- 1SectionDiseases of the circulatory system
- 2SubsectionCerebrovascular disease (430 – 438)
- 3Valid code 433Occlusion and stenosis of precerebral arteries
Source and release
- Data release
- BC MSP · September 2026
- Effective date
- Sep 11, 2026
- Publisher
- BC Medical Services Plan
This page is built from the BC MSP catalog that Vero Codes reads when it suggests codes: BC Ministry of Health, Medical Services Plan’s September 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does BC MSP diagnostic code 433 mean?
433 is the BC MSP diagnostic code for “Occlusion and stenosis of precerebral arteries” in BC Medical Services Plan’s BC MSP September 2026 release.
Where is 433 in the BC MSP list?
433 is listed under Diseases of the circulatory system, Cerebrovascular disease (430 – 438).
What coding notes apply to 433?
BC Medical Services Plan’s list gives no includes, excludes or other notes for 433 or the headings above it.
Which BC MSP release does this page use?
It uses BC Medical Services Plan’s September 2026 release, in effect from Sep 11, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.