H49.02 – Third [oculomotor] nerve palsy, left eye
ICD-10-CM 2027 diagnosis code · Disorders of ocular muscles, binocular movement, accommodation and refraction
ICD-10-CM code
H49.02
- Code
H49.02(claims format:H4902)- Description
- Third [oculomotor] nerve palsy, left eye
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 7. Diseases of the eye and adnexa (H00-H59)
- Block
- H49-H52 Disorders of ocular muscles, binocular movement, accommodation and refraction
- Parent codes
- H49 › H49.0
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
H49 – Paralytic strabismus
Excludes2 (not included here):
Block H49-H52
Excludes2 (not included here):
- nystagmus and other irregular eye movements (H55)
Related codes in H49.0
Frequently asked questions
What is ICD-10 code H49.02?
H49.02 is the ICD-10-CM code for third [oculomotor] nerve palsy, left eye, in the block H49-H52 (Disorders of ocular muscles, binocular movement, accommodation and refraction).
Is H49.02 a billable code?
Yes. H49.02 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does H49.02 belong to?
It belongs to category H49 – Paralytic strabismus.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.