Pulmonary Nodules ICD-10-CM Codes
Learn about the vital ICD-10 codes for pulmonary nodules that you can use through this guide.

What ICD-10 codes are used for pulmonary nodules?
Diagnosing and documenting pulmonary nodules with the appropriate ICD codes ensures accurate representation and smooth healthcare practices. Here are the prevalent pulmonary nodules ICD codes related to this condition:
- R91.1 - Solitary pulmonary nodule: It pertains to detecting a solitary pulmonary nodule.
- R91.8 - Other nonspecific abnormal finding of lung field: It pertains to other nonspecific lung abnormalities, which might include multiple nodules.
- D02.20 - Carcinoma in situ of unspecified bronchus and lung: It relates to an early stage of lung cancer where the abnormal cells are localized. It is an unspecified code and should be used if the specific location isn't known. But if the location is known, please use D02.21 for the right bronchus and lung and D02.22 for the left.
By using the correct pulmonary nodules ICD diagnosis codes, healthcare professionals can maintain consistency and clarity in patient records when making a final diagnosis.
Which pulmonary nodules ICD codes are billable?
All of the aforementioned codes are billable.
Clinical information
Pulmonary nodules are small round or oval-shaped growths in the lung:
- Nature: They can be benign (noncancerous) or malignant (cancerous).
- Size: Generally less than 3 centimeters in diameter.
- Causes: Infections, inflammations, tumors, or vascular anomalies.
- Detection: Typically found via diagnostic imaging, like X-rays or CT scans, often by chance since they rarely cause symptoms.
- Treatment: Depends on size, location, and likelihood of malignancy based on abnormal clinical or laboratory findings. This can range from regular monitoring to surgical removal.
Synonyms include
- Lung nodules
- Lung mass
- Lung pulmonary mass
- Coin lesion of lung
- Isolated lung shadow
- Pulmonary coin lesion
- Small pulmonary opacity
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Commonly asked questions
Pulmonary nodules are relatively common and often benign. However, monitoring is crucial to ensure they don't signify a more severe condition.
Nodules can arise from infections, inflammations, tumors, or other conditions affecting the lung.
Treatment varies based on the nodule's size, type, and location. Benign nodules might not need treatment, while suspicious ones may require biopsy or removal.