S20.37 — Other superficial bite of front wall of thorax
Is S20.37 billable?
No — S20.37 is a non-billable header code. S20.37 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 15 billable codes beneath S20.37.
Billable codes under this header
- S20.371AOther superficial bite of right front wall of thorax, initial encounter
- S20.371DOther superficial bite of right front wall of thorax, subsequent encounter
- S20.371SOther superficial bite of right front wall of thorax, sequela
- S20.372AOther superficial bite of left front wall of thorax, initial encounter
- S20.372DOther superficial bite of left front wall of thorax, subsequent encounter
- S20.372SOther superficial bite of left front wall of thorax, sequela
- S20.373AOther superficial bite of bilateral front wall of thorax, initial encounter
- S20.373DOther superficial bite of bilateral front wall of thorax, subsequent encounter
- S20.373SOther superficial bite of bilateral front wall of thorax, sequela
- S20.374AOther superficial bite of middle front wall of thorax, initial encounter
- S20.374DOther superficial bite of middle front wall of thorax, subsequent encounter
- S20.374SOther superficial bite of middle front wall of thorax, sequela
- S20.379AOther superficial bite of unspecified front wall of thorax, initial encounter
- S20.379DOther superficial bite of unspecified front wall of thorax, subsequent encounter
- S20.379SOther superficial bite of unspecified front wall of thorax, sequela
S20.37 at a glance
| Code | S20.37 |
|---|---|
| Description | Other superficial bite of front wall of thorax |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is S20.37 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to S20.37. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Bite › thorax, thoracic › superficial NEC › front (s) (animal) (human)
Excludes1 — never code together
The conditions below can never be reported together with S20.37 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- open bite of front wall of thorax (S21.14)
Use additional code — inherited from Chapter 19
Report an additional code alongside S20.37 to fully describe the condition. S20.37 is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of S20.37, but a patient may have both at the same time. When documentation supports it, S20.37 and the excluded code may both be reported.
Excludes2 — not included here — inherited from S20-S29
The conditions below are not part of S20.37, but a patient may have both at the same time. When documentation supports it, S20.37 and the excluded code may both be reported.
- burns and corrosions (T20-T32)
- effects of foreign body in bronchus (T17.5)
- effects of foreign body in esophagus (T18.1)
- effects of foreign body in lung (T17.8)
- effects of foreign body in trachea (T17.4)
- frostbite (T33-T34)
- injuries of axilla
- injuries of clavicle
- injuries of scapular region
- injuries of shoulder
- insect bite or sting, venomous (T63.4)
What codes fall under S20.37? (5)
- S20.371Other superficial bite of right front wall of thoraxnot billable
- S20.372Other superficial bite of left front wall of thoraxnot billable
- S20.373Other superficial bite of bilateral front wall of thoraxnot billable
- S20.374Other superficial bite of middle front wall of thoraxnot billable
- S20.379Other superficial bite of unspecified front wall of thoraxnot billable
How long has S20.37 existed?
S20.37 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
What other codes are in the S20.3 family? (6)
- S20.30Unspecified superficial injuries of front wall of thoraxnot billable
- S20.31Abrasion of front wall of thoraxnot billable
- S20.32Blister (nonthermal) of front wall of thoraxnot billable
- S20.34External constriction of front wall of thoraxnot billable
- S20.35Superficial foreign body of front wall of thoraxnot billable
- S20.36Insect bite (nonvenomous) of front wall of thoraxnot billable