H33.309 – Unspecified retinal break, unspecified eye
ICD-10-CM 2027 diagnosis code · Disorders of choroid and retina
ICD-10-CM code
H33.309
- Code
H33.309(claims format:H33309)- Description
- Unspecified retinal break, unspecified 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
- H30-H36 Disorders of choroid and retina
- Parent codes
- H33 › H33.3 › H33.30
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
H33 – Retinal detachments and breaks
H33.3 – Retinal breaks without detachment
Excludes1 (not coded here):
- chorioretinal scars after surgery for detachment (H59.81-)
Excludes2 (not included here):
- peripheral retinal degeneration without break (H35.4-)
Related codes in H33.30
Frequently asked questions
What is ICD-10 code H33.309?
H33.309 is the ICD-10-CM code for unspecified retinal break, unspecified eye, in the block H30-H36 (Disorders of choroid and retina).
Is H33.309 a billable code?
Yes. H33.309 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does H33.309 belong to?
It belongs to category H33 – Retinal detachments and breaks.
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.