R09: Other symptoms and signs involving the circulatory and respiratory system
Codes under R09 (Other symptoms and signs involving the circulatory and respiratory system). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| R09.0 | Asphyxia and hypoxemia | — |
| R09.0 | Asphyxia and hypoxemia | — |
| R09.01 | Asphyxia | ✓ |
| R09.01 | Asphyxia | ✓ |
| R09.1 | Pleurisy | ✓ |
| R09.1 | Pleurisy | ✓ |
| R09.02 | Hypoxemia | ✓ |
| R09.02 | Hypoxemia | ✓ |
| R09.2 | Respiratory arrest | ✓ |
| R09.2 | Respiratory arrest | ✓ |
| R09.3 | Abnormal sputum | ✓ |
| R09.3 | Abnormal sputum | ✓ |
| R09.8 | Other specified symptoms and signs involving the circulatory and respiratory systems | — |
| R09.8 | Other specified symptoms and signs involving the circulatory and respiratory systems | — |
| R09.81 | Nasal congestion | ✓ |
| R09.81 | Nasal congestion | ✓ |
| R09.82 | Postnasal drip | ✓ |
| R09.82 | Postnasal drip | ✓ |
| R09.89 | Other specified symptoms and signs involving the circulatory and respiratory systems | ✓ |
| R09.89 | Other specified symptoms and signs involving the circulatory and respiratory systems | ✓ |
| R09.A | Foreign body sensation of the circulatory and respiratory system | — |
| R09.A | Foreign body sensation of the circulatory and respiratory system | — |
| R09.A0 | Foreign body sensation, unspecified | ✓ |
| R09.A0 | Foreign body sensation, unspecified | ✓ |
| R09.A1 | Foreign body sensation, nose | ✓ |
| R09.A1 | Foreign body sensation, nose | ✓ |
| R09.A2 | Foreign body sensation, throat | ✓ |
| R09.A2 | Foreign body sensation, throat | ✓ |
| R09.A9 | Foreign body sensation, other site | ✓ |
| R09.A9 | Foreign body sensation, other site | ✓ |
Frequently asked questions
What is ICD-10-CM code R09?
R09 is an ICD-10-CM category covering Other symptoms and signs involving the circulatory and respiratory system. It contains 30 more specific diagnosis codes, 24 of which are billable.
Is R09 a billable code?
No — R09 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example R09.0 — Asphyxia and hypoxemia). 24 of the 30 codes under R09 are billable.
What codes fall under R09?
R09 includes R09.0, R09.0, R09.01, R09.01, R09.1, plus 25 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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