ICD10BillableValid for clinical use

ICD-10 Code H16.013: Central corneal ulcer, bilateral

H16.013 is a billable ICD-10 diagnosis code used to classify Central corneal ulcer, bilateral in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the eye and adnexa (H00-H59).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the eye and adnexa (H00-H59).

When is it used?

  • May be used when a clinician documents central corneal ulcer, bilateral in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
7Diseases of the eye and adnexa (H00-H59)
block
H15-H22Disorders of sclera, cornea, iris and ciliary body
category
H16Keratitis
category
H16.0Corneal ulcer
category
H16.01Central corneal ulcer
currentH16.01

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

Ophthalmologist

Coverage-related procedures and services

CPT 92132high
COMPUTERIZED OPHTHALMIC DIAGNOSTIC IMAGING (EG, OPTICAL COHERENCE TOMOGRAPHY [OCT]), ANTERIOR SEGMENT, WITH INTERPRETATION AND REPORT, UNILATERAL OR BILATERAL
Source: CMS coverage guidance
CPT 92133high
COMPUTERIZED OPHTHALMIC DIAGNOSTIC IMAGING (EG, OPTICAL COHERENCE TOMOGRAPHY [OCT]), POSTERIOR SEGMENT, WITH INTERPRETATION AND REPORT, UNILATERAL OR BILATERAL; OPTIC NERVE
Source: CMS coverage guidance
CPT 92134high
COMPUTERIZED OPHTHALMIC DIAGNOSTIC IMAGING (EG, OPTICAL COHERENCE TOMOGRAPHY [OCT]), POSTERIOR SEGMENT, WITH INTERPRETATION AND REPORT, UNILATERAL OR BILATERAL; RETINA
Source: CMS coverage guidance
CPT 92137high
COMPUTERIZED OPHTHALMIC DIAGNOSTIC IMAGING (EG, OPTICAL COHERENCE TOMOGRAPHY [OCT]), POSTERIOR SEGMENT, WITH INTERPRETATION AND REPORT, UNILATERAL OR BILATERAL; RETINA, INCLUDING OCT ANGIOGRAPHY
Source: CMS coverage guidance
CPT 92285high
EXTERNAL OCULAR PHOTOGRAPHY WITH INTERPRETATION AND REPORT FOR DOCUMENTATION OF MEDICAL PROGRESS (EG, CLOSE-UP PHOTOGRAPHY, SLIT LAMP PHOTOGRAPHY, GONIOPHOTOGRAPHY, STEREO-PHOTOGRAPHY)
Source: CMS coverage guidance
CPT 92083high
VISUAL FIELD EXAMINATION, UNILATERAL OR BILATERAL, WITH INTERPRETATION AND REPORT; EXTENDED EXAMINATION (EG, GOLDMANN VISUAL FIELDS WITH AT LEAST 3 ISOPTERS PLOTTED AND STATIC DETERMINATION WITHIN THE CENTRAL 30 DEG, OR QUANTITATIVE, AUTOMATED THRESHOLD PERIMETRY, OCTOPUS PROGRAM G-1, 32 OR 42, HUMPHREY VISUAL FIELD ANALYZER FULL THRESHOLD PROGRAMS 30-2, 24-2, OR 30/60-2)
Source: CMS coverage guidance

Coding guidelines

Common synonyms

Central corneal ulcer, bilateral

Frequently asked questions

Code details

CodeH16.013
SystemICD10
Display nameCentral corneal ulcer, bilateral
ChapterDiseases of the eye and adnexa (H00-H59)
BlockDisorders of sclera, cornea, iris and ciliary body

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code H16.013 for Central corneal ulcer, bilateral | HealthAssure