S46.919A — Strain of unspecified muscle, fascia and tendon at shoulder and upper arm level, unspecified arm, initial encounter
Is S46.919A billable?
Yes, but S46.919A is an unspecified code. S46.919A is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, S46.919A is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting S46.919A — the more specific alternatives are listed below.
More specific alternatives
- S46.001AUnspecified injury of muscle(s) and tendon(s) of the rotator cuff of right shoulder, initial encounter
- S46.101AUnspecified injury of muscle, fascia and tendon of long head of biceps, right arm, initial encounter
- S46.201AUnspecified injury of muscle, fascia and tendon of other parts of biceps, right arm, initial encounter
- S46.301AUnspecified injury of muscle, fascia and tendon of triceps, right arm, initial encounter
- S46.801AUnspecified injury of other muscles, fascia and tendons at shoulder and upper arm level, right arm, initial encounter
S46.919A at a glance
| Code | S46.919A |
|---|---|
| Description | Strain of unspecified muscle, fascia and tendon at shoulder and upper arm level, unspecified arm, initial encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "A" | initial encounter |
What does the 7th character "A" mean in S46.919A?
In S46.919A, the 7th character A means initial encounter. The 7th character is required for S46.919A to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S46.919A group to?
S46.919A sits in MDC 08 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 562Fracture, Sprain, Strain and Dislocation Except Femur, Hip, Pelvis and Thigh with MCCmedical
- 563Fracture, Sprain, Strain and Dislocation Except Femur, Hip, Pelvis and Thigh without MCCmedical
How is S46.919A listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S46.91, the nearest indexed parent of S46.919A. Use them to find the family, then select the specific code.
- Injury › muscle › shoulder › strain
Use additional code — inherited from Chapter 19
Report an additional code alongside S46.919A to fully describe the condition. S46.919A 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 S46.919A, but a patient may have both at the same time. When documentation supports it, S46.919A and the excluded code may both be reported.
Excludes2 — not included here — inherited from S40-S49
The conditions below are not part of S46.919A, but a patient may have both at the same time. When documentation supports it, S46.919A and the excluded code may both be reported.
Excludes2 — not included here — inherited from S46
The conditions below are not part of S46.919A, but a patient may have both at the same time. When documentation supports it, S46.919A and the excluded code may both be reported.
Code also — inherited from S46
Two codes may be needed to describe the condition fully. Whether S46.919A is sequenced first depends on the reason for the encounter.
- any associated open wound (S41.-)
How long has S46.919A existed?
S46.919A 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.