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ICD-10-CM Current in FY 2027

H40.002

Preglaucoma, unspecified, left eye

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where H40.002 sits in the official hierarchy. Each level is the code it is classified under.

  1. H40 Glaucoma
  2. H40.0 Glaucoma suspect
  3. H40.00 Parent Preglaucoma, unspecified
  4. H40.002 This code Preglaucoma, unspecified, left eye

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Excludes1

absolute glaucoma ( H44.51- )

Inherited from H40 — Glaucoma

Excludes1

congenital glaucoma ( Q15.0 )

Inherited from H40 — Glaucoma

Excludes1

traumatic glaucoma due to birth injury ( P15.3 )

Inherited from H40 — Glaucoma

Version History

How H40.002 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Preglaucoma, unspecified, left eye

  2. FY 2026 Effective

    Unchanged

    Preglaucoma, unspecified, left eye

Related Codes

Other codes under H40.00

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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