S00.571 vs S01.551
S00.571 (Other superficial bite of lip) compared with S01.551 (Open bite of lip), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. S00.571 carries an Excludes1 note covering S01.551: “open bite of lip (S01.551)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. S00.571 carries an Excludes1 note covering S01.551: “open wound of head (S01.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. S01.551 carries an Excludes1 note covering S00.571: “superficial bite of lip (S00.571)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| S00.571Other superficial bite of lip | S01.551Open bite of lip | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) |
| Definition | Other superficial bite of lip is a non-billable ICD-10-CM category code (S00.571). | Open bite of lip is a non-billable ICD-10-CM category code (S01.551). |
| 7th character | The appropriate 7th character is to be added to each code from category S00 | The appropriate 7th character is to be added to each code from category S01 |
| Includes | injuries of ear injuries of eye injuries of face [any part] injuries of gum | injuries of ear injuries of eye injuries of face [any part] injuries of gum |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources