All ICD10 Codes

A74.0

Billable
ChapterA00–B99
Ranksubcategory
Official Description

Chlamydial conjunctivitis

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).

Instructional Notes

Includes
  • Paratrachoma
General instructions are available for the parent sections:
View CH1 NotesView A70-A74 NotesView A74 Notes

Clinical Hierarchy

CH1Certain infectious and parasitic diseases (A00-B99)
A70-A74Other diseases caused by chlamydiae (A70-A74)
A74Other diseases caused by chlamydiae
A74.0Chlamydial conjunctivitis

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to A74.0:

categoryA74
Other diseases caused by chlamydiae
View context instructions
blockA70-A74
Other diseases caused by chlamydiae (A70-A74)
View context instructions
chapterCH1
Certain infectious and parasitic diseases (A00-B99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to A74.0. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

6 raw paths
Chlamydia, chlamydial1 unique routes
conjunctivitis→A74.0
Conjunctivitis (staphylococcal) (streptococcal) NOS3 unique routes
chlamydial→A74.0
in (due to)
Chlamydia→A74.0
inclusion→A74.0
Disease, diseased1 unique routes
conjunctiva
chlamydial→A74.0
Paratrachoma1 unique routes
Direct index entry→A74.0

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 124
Other Disorders of the Eye with MCC or Thrombolytic Agent
DRG 125
Other Disorders of the Eye without MCC

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Chlamydial conjunctivitis.

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