Y33
Non-billableOther specified events, undetermined intent
Other specified events, undetermined intent
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
7th Character Definitions
- A - initial encounter
- D - subsequent encounter
- S - sequela
Child Codes (3)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for other specified events, undetermined intent?
The ICD-10-CM code for other specified events, undetermined intent is Y33. The full clinical description is "Other specified events, undetermined intent". Y33 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code Y33 mean?
ICD-10-CM code Y33 represents “Other specified events, undetermined intent”. It is classified under Chapter 21: External Causes of Morbidity and is a non-billable header code. Use a more specific child code for billing purposes.
Is Y33 a billable code?
No, Y33 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under Y33.
What chapter is Y33 in?
Y33 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What are the subcategories under Y33?
Y33 has 3 child codes, including: Y33.XXXA (Other specified events, undetermined intent, init encntr), Y33.XXXD (Other specified events, undetermined intent, subs encntr), Y33.XXXS (Other specified events, undetermined intent, sequela).
What are the UMLS CUIs for Y33?
Y33 is linked to 1 UMLS Concept Unique Identifier: C0481071. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Y33 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other specified events, undetermined intent 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 Y33?
Y33 maps to the ICD-11 code: PH8Z (Unspecified injury event of undetermined intent).
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.