H28
✓ Billable
Cataract in diseases classified elsewhere
ICD-10-CM · FY2026 · Diseases of the Eye and Adnexa
Code
H28
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.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Excludes1 — never code together
- cataract in diabetes mellitus (E08.36, E09.36, E10.36, E11.36, E13.36)
Code first
- underlying disease, such as:
- hypoparathyroidism (E20.-)
- myotonia (G71.1-)
- myxedema (E03.-)
- protein-calorie malnutrition (E40-E46)
Frequently asked questions
What is ICD-10 code H28?
ICD-10-CM code H28 represents Cataract in diseases classified elsewhere. It is a billable diagnosis code in the Diseases of the Eye and Adnexa chapter, effective October 1, 2025 – September 30, 2026.
Is H28 billable?
Yes. H28 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is H28 in?
H28 belongs to the Diseases of the Eye and Adnexa chapter (H00–H59) of ICD-10-CM.
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