When is ICD-10 code J68 used?

Doctors, hospitals, and insurers may use ICD-10 code J68 when recording respiratory conditions due to inhalation of chemicals, gases, fumes and vapors in a standardized format. This entry may also act as a broader category that points toward more specific child codes.

Does ICD-10 code J68 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10

ICD-10 Code J68: Respiratory conditions due to inhalation of chemicals, gases, fumes and vapors

Name: ICD-10 Code J68: Respiratory conditions due to inhalation of chemicals, gases, fumes and vapors
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:14:49.608Z

J68 is an ICD-10 diagnosis entry used to group records related to Respiratory conditions due to inhalation of chemicals, gases, fumes and vapors. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Diseases of the respiratory system (J00-J99).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Diseases of the respiratory system (J00-J99).

When is it used?

May be used when a clinician documents respiratory conditions due to inhalation of chemicals, gases, fumes and vapors in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

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.
This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter

10Diseases of the respiratory system (J00-J99)

block

J60-J70Lung diseases due to external agents

currentJ60-J70

Official coding notes

Applicable to

code to identify associated respiratory conditions, such as:
acute respiratory failure (J96.0-)
(T51-T65) to identify cause

Code first

(T51-T65) to identify cause

Use additional code

code to identify associated respiratory conditions, such as:
acute respiratory failure (J96.0-)

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

Related specialists

PulmonologistGeneral Physician

Sibling codes

J60Coalworker's pneumoconiosisbillable J61Pneumoconiosis due to asbestos and other mineral fibersbillable J62Pneumoconiosis due to dust containing silica J63Pneumoconiosis due to other inorganic dusts J64Unspecified pneumoconiosisbillable J65Pneumoconiosis associated with tuberculosisbillable J66Airway disease due to specific organic dust J67Hypersensitivity pneumonitis due to organic dust J69Pneumonitis due to solids and liquids J70Respiratory conditions due to other external agents

Coding guidelines

Compatibility

Legacy code aligns to an official FY 2026 category. Frontend should resolve to the official category page and surface the billable child codes.

Legacy codes

J68

Replacement codes

J68.0 — Bronchitis and pneumonitis due to chemicals, gases, fumes and vaporsJ68.1 — Pulmonary edema due to chemicals, gases, fumes and vaporsJ68.2 — Upper respiratory inflammation due to chemicals, gases, fumes and vapors, not elsewhere classifiedJ68.3 — Other acute and subacute respiratory conditions due to chemicals, gases, fumes and vaporsJ68.4 — Chronic respiratory conditions due to chemicals, gases, fumes and vaporsJ68.8 — Other respiratory conditions due to chemicals, gases, fumes and vaporsJ68.9 — Unspecified respiratory condition due to chemicals, gases, fumes and vapors

Common synonyms

Respiratory conditions due to inhalation of chemicals, gases, fumes and vapors

Frequently asked questions

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.