J39.3 vs J67.9
J39.3 (Upper respiratory tract hypersensitivity reaction, site unspecified) compared with J67.9 (Hypersensitivity pneumonitis due to unspecified organic dust), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. J39.3 carries an Excludes1 note covering J67.9: “extrinsic allergic alveolitis (J67.9)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. J39.3 carries an Excludes1 note covering J67.9: “pneumoconiosis (J60-J67.9)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| J39.3Upper respiratory tract hypersensitivity reaction, site unspecified | J67.9Hypersensitivity pneumonitis due to unspecified organic dust | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | J00-J99 — Diseases of the Respiratory System (J00-J99) | J00-J99 — Diseases of the Respiratory System (J00-J99) |
| Definition | Upper respiratory tract hypersensitivity reaction, site unspecified is a billable ICD-10-CM diagnosis code (J39.3). | Hypersensitivity pneumonitis due to unspecified organic dust is a billable ICD-10-CM diagnosis code (J67.9). |
| Includes | — | allergic alveolitis and pneumonitis due to inhaled organic dust and particles of fungal, actinomycetic or other origin Allergic alveolitis (extrinsic) NOS Hypersensitivity pneumonitis NOS |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources