H35.09 – Other intraretinal microvascular abnormalities
ICD-10-CM 2027 diagnosis code · Disorders of choroid and retina
ICD-10-CM code
H35.09
- Code
H35.09(claims format:H3509)- Description
- Other intraretinal microvascular abnormalities
- 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
- H35 › H35.0
Notes for H35.09
Applicable to:
- Retinal varices
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
H35 – Other retinal disorders
Excludes2 (not included here):
H35.0 – Background retinopathy and retinal vascular changes
Code also:
- any associated hypertension (I10)
Index terms for H35.09
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in H35.0
- H35.00 – Unspecified background retinopathyBillable
- H35.01 – Changes in retinal vascular appearanceHeader
- H35.02 – Exudative retinopathyHeader
- H35.03 – Hypertensive retinopathyHeader
- H35.04 – Retinal micro-aneurysms, unspecifiedHeader
- H35.05 – Retinal neovascularization, unspecifiedHeader
- H35.06 – Retinal vasculitisHeader
- H35.07 – Retinal telangiectasisHeader
Frequently asked questions
What is ICD-10 code H35.09?
H35.09 is the ICD-10-CM code for other intraretinal microvascular abnormalities, in the block H30-H36 (Disorders of choroid and retina).
Is H35.09 a billable code?
Yes. H35.09 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does H35.09 belong to?
It belongs to category H35 – Other retinal disorders.
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.