J68.3 Other acute and subacute respiratory conditions due to chemicals, gases, fumes and vapors

Billable ICD-10-CM code, FY2026.

Applicable to

• Reactive airways dysfunction syndrome

Applies from J68 Respiratory conditions due to inhalation of chemicals, gases, fumes and vapors

Code first

• (T51-T65) to identify cause

Use additional code

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

Risk adjustment (HCC)

• CMS-HCC V28: HCC 280 — Chronic Obstructive Pulmonary Disease, Interstitial Lung Disorders, and Other Chronic Lung Disorders
• CMS-HCC V22: HCC 112 — Fibrosis of Lung and Other Chronic Lung Disorders
• ESRD V24: HCC 112

MS-DRG index

Defines the logic of DRG(s) 205-206 in MDC 04.

Approximate ICD-9-CM (GEMs)

• 506.3 Other acute and subacute respiratory conditions due to fumes and vapors

Code annotations containing back-references to J68.3

Back-references to J68.3

• Type 2 Excludes: J66 Airway disease due to specific organic dust ("reactive airways dysfunction syndrome (J68.3)")

Back-references to J68

• Type 2 Excludes: J18 Pneumonia, unspecified organism ("pneumonitis due to external agents (J67-J70)")
• Type 2 Excludes: J44.1 Chronic obstructive pulmonary disease with (acute) exacerbation ("lung diseases due to external agents (J60-J70)")
• Type 2 Excludes: J44.9 Chronic obstructive pulmonary disease, unspecified ("lung diseases due to external agents (J60-J70)")
• Type 2 Excludes: J45.909 Unspecified asthma, uncomplicated ("lung diseases due to external agents (J60-J70)")
• Type 1 Excludes: J81 Pulmonary edema ("pulmonary edema due to external agents (J60-J70)")
• Type 2 Excludes: J84 Other interstitial pulmonary diseases ("lung diseases due to external agents (J60-J70)")
• Code First: J84.170 Interstitial lung disease with progressive fibrotic phenotype in diseases classified elsewhere ("lung diseases due to external agents (J60-J70)")

Diagnosis Index entries for J68.3

• Asthma, asthmatic (bronchial) (catarrh) (spasmodic) › due to › inhalation of fumes
• Disease, diseased › respiratory (tract) › acute or subacute NOS › due to › chemicals, gases, fumes or vapors (inhalation)
• Disease, diseased › respiratory (tract) › due to › chemicals, gases, fumes or vapors › acute or subacute NEC
• Syndrome › reactive airways dysfunction

Nearby codes

• J68 Respiratory conditions due to inhalation of chemicals, gases, fumes and vapors
• J68.0 Bronchitis and pneumonitis due to chemicals, gases, fumes and vapors
• J68.1 Pulmonary edema due to chemicals, gases, fumes and vapors
• J68.2 Upper respiratory inflammation due to chemicals, gases, fumes and vapors, not elsewhere classified
• J68.3 Other acute and subacute respiratory conditions due to chemicals, gases, fumes and vapors (this code)
• J68.4 Chronic respiratory conditions due to chemicals, gases, fumes and vapors
• J68.8 Other respiratory conditions due to chemicals, gases, fumes and vapors
• J68.9 Unspecified respiratory condition due to chemicals, gases, fumes and vapors