U.S. ICD-10-CM · FY 2027

H40.012 ICD-10-CM Code: Open angle with borderline findings, low risk, left eye

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

H40.012

Open angle with borderline findings, low risk, left eye

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where H40.012 sits

  1. 1

    Chapter 7

    Diseases of the eye and adnexa (H00-H59)

  2. 2

    Section

    Glaucoma (H40-H42)

  3. 3

    Category H40

    Glaucoma

  4. 4

    Subcategory H40.01

    Open angle with borderline findings, low risk

  5. 5

    Code H40.012

    Open angle with borderline findings, low risk, left eye

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for H40.012.

Code first

No “code first” instruction is listed for H40.012.

Use additional code

No “use additional code” instruction is listed for H40.012.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for H40.012.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for H40.012.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code H40.012 mean?

H40.012 is the FY 2027 U.S. ICD-10-CM code for “Open angle with borderline findings, low risk, left eye.”

Is H40.012 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, H40.012 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is H40.012 located in ICD-10-CM?

H40.012 is listed in Chapter 7, Diseases of the eye and adnexa (H00-H59), within Glaucoma (H40-H42) (H40–H42), under category H40, Glaucoma and subcategory H40.01, Open angle with borderline findings, low risk.

What coding notes are listed for H40.012?

No inclusion terms are listed for H40.012 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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