ICD-10 H18.549
Billable / SpecificLattice corneal dystrophy, unspecified eye
About ICD-10-CM H18.549
ICD-10-CM code H18.549 represents Lattice corneal dystrophy, unspecified eye. This is a billable/specific code in the Eye and Adnexa chapter (block H18). The 2026 edition of ICD-10-CM H18.549 became effective on October 1, 2025.
Medicare LCD Coverage for H18.549
Local Coverage Determinations (LCDs) from CMS MACs that list H18.549 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing H18.549.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but H18.549 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with H18.549
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To H18.549
Other codes in section H15-H22 (Disorders of sclera, cornea, iris and ciliary body).
ICD-10 H18.549, Billing FAQ
Is ICD-10 code H18.549 billable? +
Yes, H18.549 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
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