ICD-10 Code for Pneumothorax NOS
The ICD-10-CM code for pneumothorax nos is J93.9 — Pneumothorax, unspecified. This is the code the Alphabetic Index gives for pneumothorax nos with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).
J93.9 is billable but unspecified. If the documentation names a type, site or cause, one of the more specific codes below is likely expected.
Which pneumothorax nos code should you use?
The Alphabetic Index lists 10 codes under Pneumothorax NOS. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.
By type
| acute | J93.83 | Other pneumothorax | |
| chronic | J93.81 | Chronic pneumothorax | |
| congenital | P25.1 | Pneumothorax originating in the perinatal period | |
| perinatal period | P25.1 | Pneumothorax originating in the perinatal period | |
| postprocedural | J95.811 | Postprocedural pneumothorax | |
| specified NEC | J93.83 | Other pneumothorax | |
| spontaneous NOS | J93.83 | Other pneumothorax | |
| tense valvular, infectional | J93.0 | Spontaneous tension pneumothorax | |
| tension | J93.0 | Spontaneous tension pneumothorax | |
| traumatic | S27.0 | Traumatic pneumothorax | not billable |
Pneumothorax NOS spontaneous NOS
Pneumothorax NOS traumatic
| with hemothorax | S27.2 | Traumatic hemopneumothorax | not billable |
Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources