H26.221 – Cataract secondary to ocular disorders (degenerative) (inflammatory), right eye

ICD-10-CM 2027 diagnosis code · Disorders of lens

Billable code

ICD-10-CM code H26.221

Code: H26.221 (claims format: H26221)
Description: Cataract secondary to ocular disorders (degenerative) (inflammatory), right eye
Short description: Cataract secondary to ocular disorders, right 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: H25-H28 Disorders of lens
Parent codes: H26 › H26.2 › H26.22

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

H26 – Other cataract

Excludes1 (not coded here):

congenital cataract (Q12.0)

H26.22 – Cataract secondary to ocular disorders (degenerative) (inflammatory)

Code also:

associated ocular disorder

Related codes in H26.22

Frequently asked questions

What is ICD-10 code H26.221?

H26.221 is the ICD-10-CM code for cataract secondary to ocular disorders (degenerative) (inflammatory), right eye, in the block H25-H28 (Disorders of lens).

Is H26.221 a billable code?

Yes. H26.221 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does H26.221 belong to?

It belongs to category H26 – Other cataract.

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.