331 OHIP code: Central Nervous System: Other cerebral degenerations
331 is the OHIP diagnostic code for “Central Nervous System: Other cerebral degenerations” in Ontario Ministry of Health’s March 2026 release, in effect from Mar 13, 2026.
Official description
331Central Nervous System: Other cerebral degenerations
OHIP diagnostic codes (ICD-9) · Ontario
Notes for 331
Ontario Ministry of Health’s list gives no includes, excludes or other notes for 331 or the headings above it.
Where 331 sits
- 1SectionDiseases of the Nervous System and Sense Organs
- 2Valid code 331Central Nervous System: Other cerebral degenerations
Source and release
- Data release
- OHIP · March 2026
- Effective date
- Mar 13, 2026
- Publisher
- Ontario Ministry of Health
This page is built from the OHIP catalog that Vero Codes reads when it suggests codes: Ontario Ministry of Health’s March 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 OHIP diagnostic code 331 mean?
331 is the OHIP diagnostic code for “Central Nervous System: Other cerebral degenerations” in Ontario Ministry of Health’s OHIP March 2026 release.
Where is 331 in the OHIP list?
331 is listed under Diseases of the Nervous System and Sense Organs.
What coding notes apply to 331?
Ontario Ministry of Health’s list gives no includes, excludes or other notes for 331 or the headings above it.
Which OHIP release does this page use?
It uses Ontario Ministry of Health’s March 2026 release, in effect from Mar 13, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.