S60.342 (External constriction of left thumb) compared with S60.349 (External constriction of unspecified thumb), from the official CMS tabular data. S60.342 and S60.349 code the same condition on opposite sides. MedCoder-derived
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Same condition, opposite side. S60.342 and S60.349 name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.
| S60.342External constriction of left thumb | S60.349External constriction of unspecified thumb | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | S00-T88 — Injury, poisoning and certain other consequences of external causes | S00-T88 — Injury, poisoning and certain other consequences of external causes |
| Definition | External constriction of left thumb is a non-billable ICD-10-CM category code (S60.342). | External constriction of unspecified thumb is a non-billable ICD-10-CM category code (S60.349). |
| 7th character | The appropriate 7th character is to be added to each code from category S60 | The appropriate 7th character is to be added to each code from category S60 |
| Use additional code | cause code to identify the constricting item (W49.0-) | cause code to identify the constricting item (W49.0-) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources