T49.5X4A

Billable

ChapterS00–T88

Ranksubcategory

Official Description

Poisoning by ophthalmological drugs and preparations, undetermined, initial encounter

Metadata & Insights

•Billable/specific code (valid for reimbursement).
•Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

General instructions are available for the parent sections:

View CH19 Notes View T36-T50 Notes View T49 Notes

Clinical Hierarchy

BillableHas subcodes

CH19Injury, poisoning and certain other consequences of external causes (S00-T88)

T36-T50Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)

T49Poisoning by, adverse effect of and underdosing of topical agents primarily affecting skin and mucous membrane and by ophthalmological, otorhinorlaryngological and dental drugs

T49.5Poisoning by, adverse effect of and underdosing of ophthalmological drugs and preparations

T49.5XPoisoning by, adverse effect of and underdosing of ophthalmological drugs and preparations

T49.5X4Poisoning by ophthalmological drugs and preparations, undetermined

T49.5X4APoisoning by ophthalmological drugs and preparations, undetermined, initial encounterBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T49.5X4A:

categoryT49

Poisoning by, adverse effect of and underdosing of topical agents primarily affecting skin and mucous membrane and by ophthalmological, otorhinorlaryngological and dental drugs

View context instructions

blockT36-T50

Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)

View context instructions

chapterCH19

Injury, poisoning and certain other consequences of external causes (S00-T88)

View context instructions

MS-DRG Classification

2026 v43.1

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

DRG 917

Poisoning and Toxic Effects of Drugs with MCC

DRG 918

Poisoning and Toxic Effects of Drugs without MCC

Cross Reference

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