| J211 | Acute bronchiolitis due to human metapneumovirus |
| J218 | Acute bronchiolitis due to other specified organisms |
| J219 | Acute bronchiolitis, unspecified |
| J22 | Unspecified acute lower respiratory infection |
| J30 | Vasomotor and allergic rhinitis |
| J300 | Vasomotor rhinitis |
| J301 | Allergic rhinitis due to pollen |
| J302 | Other seasonal allergic rhinitis |
| J305 | Allergic rhinitis due to food |
| J308 | Other allergic rhinitis |
| J3081 | Allergic rhinitis due to animal (cat) (dog) hair and dander |
| J3089 | Other allergic rhinitis |
| J309 | Allergic rhinitis, unspecified |
| J31 | Chronic rhinitis, nasopharyngitis and pharyngitis |
| J310 | Chronic rhinitis |
| J311 | Chronic nasopharyngitis |
| J312 | Chronic pharyngitis |
| J32 | Chronic sinusitis |
| J320 | Chronic maxillary sinusitis |
| J321 | Chronic frontal sinusitis |
| J322 | Chronic ethmoidal sinusitis |
| J323 | Chronic sphenoidal sinusitis |
| J324 | Chronic pansinusitis |
| J328 | Other chronic sinusitis |
| J329 | Chronic sinusitis, unspecified |
| J33 | Nasal polyp |
| J330 | Polyp of nasal cavity |
| J331 | Polypoid sinus degeneration |
| J338 | Other polyp of sinus |
| J339 | Nasal polyp, unspecified |
| J34 | Other and unspecified disorders of nose and nasal sinuses |
| J340 | Abscess, furuncle and carbuncle of nose |
| J341 | Cyst and mucocele of nose and nasal sinus |
| J342 | Deviated nasal septum |
| J343 | Hypertrophy of nasal turbinates |
| J348 | Other specified disorders of nose and nasal sinuses |
| J3481 | Nasal mucositis (ulcerative) |
| J3482 | Nasal valve collapse |
| J34820 | Internal nasal valve collapse |
| J348200 | Internal nasal valve collapse, unspecified |
| J348201 | Internal nasal valve collapse, static |
| J348202 | Internal nasal valve collapse, dynamic |
| J34821 | External nasal valve collapse |
| J348210 | External nasal valve collapse, unspecified |
| J348211 | External nasal valve collapse, static |
| J348212 | External nasal valve collapse, dynamic |
| J34829 | Nasal valve collapse, unspecified |
| J3489 | Other specified disorders of nose and nasal sinuses |
| J349 | Unspecified disorder of nose and nasal sinuses |
| J35 | Chronic diseases of tonsils and adenoids |