H18.721
✓ Billable
Corneal staphyloma, right eye
ICD-10-CM · FY2026 · Diseases of the Eye and Adnexa
Code
H18.721
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 H18.721?
ICD-10-CM code H18.721 represents Corneal staphyloma, right eye. It is a billable diagnosis code in the Diseases of the Eye and Adnexa chapter, effective October 1, 2025 – September 30, 2026.
Is H18.721 billable?
Yes. H18.721 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is H18.721 in?
H18.721 belongs to the Diseases of the Eye and Adnexa chapter (H00–H59) of ICD-10-CM.
Related codes in the H18 category
H18
Other disorders of cornea
Non-billable
H18.0
Corneal pigmentations and deposits
Non-billable
H18.1
Bullous keratopathy
Non-billable
H18.2
Other and unspecified corneal edema
Non-billable
H18.3
Changes of corneal membranes
Non-billable
H18.4
Corneal degeneration
Non-billable
H18.5
Hereditary corneal dystrophies
Non-billable
H18.6
Keratoconus
Non-billable
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