ICD-10-CM
ICD-10 code for Cyst (colloid) (mucous) (simple) (retention) lens: H27.8
The ICD-10-CM index points "Cyst (colloid) (mucous) (simple) (retention) lens" to H27.8, Other specified disorders of lens. H27.8 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
More specific codes in H27
A header groups codes and is not billed. A billable code is one you can report.
- H27Other disorders of lensHeader
- H27.0AphakiaHeader
- H27.00Aphakia, unspecified eyeBillable
- H27.01Aphakia, right eyeBillable
- H27.02Aphakia, left eyeBillable
- H27.03Aphakia, bilateralBillable
- H27.1Dislocation of lensHeader
- H27.10Unspecified dislocation of lensBillable
- H27.11Subluxation of lensHeader
- H27.111Subluxation of lens, right eyeBillable
- H27.112Subluxation of lens, left eyeBillable
- H27.113Subluxation of lens, bilateralBillable
- H27.119Subluxation of lens, unspecified eyeBillable
- H27.12Anterior dislocation of lensHeader
- H27.121Anterior dislocation of lens, right eyeBillable
- H27.122Anterior dislocation of lens, left eyeBillable
- H27.123Anterior dislocation of lens, bilateralBillable
- H27.129Anterior dislocation of lens, unspecified eyeBillable
- H27.13Posterior dislocation of lensHeader
- H27.131Posterior dislocation of lens, right eyeBillable
- H27.132Posterior dislocation of lens, left eyeBillable
- H27.133Posterior dislocation of lens, bilateralBillable
- H27.139Posterior dislocation of lens, unspecified eyeBillable
- H27.8Other specified disorders of lensBillable
- H27.9Unspecified disorder of lensBillable
Excludes1
Excludes1 means these codes are not reported together.
From H27. A note on a category applies to every code under it.
Related conditions
Related pages
- H27.8 code detailsNotes, nearby codes, CMS-HCC group
- Category H27Every code under it
- Chapter 7Diseases of the eye and adnexa
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Cyst (colloid) (mucous) (simple) (retention) lens?
The ICD-10-CM index points "Cyst (colloid) (mucous) (simple) (retention) lens" to H27.8, Other specified disorders of lens. H27.8 is a billable code.
Is H27.8 billable?
Yes. H27.8 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to H27.8?
The CDC tabular list gives 3 Excludes1 notes (not coded together) for H27.8 and the categories above it. They are listed on this page.
What chapter is H27.8 in?
Chapter 7. Diseases of the eye and adnexa.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.