H21.89
✓ Billable
Other specified disorders of iris and ciliary body
ICD-10-CM · FY2026 · Diseases of the Eye and Adnexa
Code
H21.89
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Eye and Adnexa
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code H21.89?
ICD-10-CM code H21.89 represents Other specified disorders of iris and ciliary body. It is a billable diagnosis code in the Diseases of the Eye and Adnexa chapter, effective October 1, 2025 – September 30, 2026.
Is H21.89 billable?
Yes. H21.89 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is H21.89 in?
H21.89 belongs to the Diseases of the Eye and Adnexa chapter (H00–H59) of ICD-10-CM.
Related codes in the H21 category
H21
Other disorders of iris and ciliary body
Non-billable
H21.0
Hyphema
Non-billable
H21.1
Other vascular disorders of iris and ciliary body
Non-billable
H21.2
Degeneration of iris and ciliary body
Non-billable
H21.3
Cyst of iris, ciliary body and anterior chamber
Non-billable
H21.4
Pupillary membranes
Non-billable
H21.5
Other and unspecified adhesions and disruptions of iris and ciliary body
Non-billable
H21.8
Other specified disorders of iris and ciliary body
Non-billable
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