S46.21 — Strain of muscle, fascia and tendon of other parts of biceps
Is S46.21 billable?
No — S46.21 is a non-billable header code. S46.21 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 9 billable codes beneath S46.21.
Billable codes under this header
- S46.211AStrain of muscle, fascia and tendon of other parts of biceps, right arm, initial encounter
- S46.211DStrain of muscle, fascia and tendon of other parts of biceps, right arm, subsequent encounter
- S46.211SStrain of muscle, fascia and tendon of other parts of biceps, right arm, sequela
- S46.212AStrain of muscle, fascia and tendon of other parts of biceps, left arm, initial encounter
- S46.212DStrain of muscle, fascia and tendon of other parts of biceps, left arm, subsequent encounter
- S46.212SStrain of muscle, fascia and tendon of other parts of biceps, left arm, sequela
- S46.219AStrain of muscle, fascia and tendon of other parts of biceps, unspecified arm, initial encounter
- S46.219DStrain of muscle, fascia and tendon of other parts of biceps, unspecified arm, subsequent encounter
- S46.219SStrain of muscle, fascia and tendon of other parts of biceps, unspecified arm, sequela
S46.21 at a glance
| Code | S46.21 |
|---|---|
| Description | Strain of muscle, fascia and tendon of other parts of biceps |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is S46.21 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to S46.21. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Injury › muscle › biceps › strain
Use additional code — inherited from Chapter 19
Report an additional code alongside S46.21 to fully describe the condition. S46.21 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 S46.21, but a patient may have both at the same time. When documentation supports it, S46.21 and the excluded code may both be reported.
Excludes2 — not included here — inherited from S40-S49
The conditions below are not part of S46.21, but a patient may have both at the same time. When documentation supports it, S46.21 and the excluded code may both be reported.
Excludes2 — not included here — inherited from S46
The conditions below are not part of S46.21, but a patient may have both at the same time. When documentation supports it, S46.21 and the excluded code may both be reported.
Code also — inherited from S46
Two codes may be needed to describe the condition fully. Whether S46.21 is sequenced first depends on the reason for the encounter.
- any associated open wound (S41.-)
What codes fall under S46.21? (3)
How long has S46.21 existed?
S46.21 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.