S50.842S — External constriction of left forearm, sequela
Is S50.842S billable?
Yes — S50.842S is billable for FY2027. S50.842S is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. S50.842S may be submitted for encounters from October 1, 2026 through September 30, 2027.
S50.842S at a glance
| Code | S50.842S |
|---|---|
| Description | External constriction of left forearm, sequela |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "S" | sequela |
What does the 7th character "S" mean in S50.842S?
In S50.842S, the 7th character S means sequela. The 7th character is required for S50.842S to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S50.842S group to?
S50.842S sits in MDC 09 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.
- 604Trauma to the Skin, Subcutaneous Tissue and Breast with MCCmedical
- 605Trauma to the Skin, Subcutaneous Tissue and Breast without MCCmedical
How is S50.842S listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S50.84, the nearest indexed parent of S50.842S. Use them to find the family, then select the specific code.
- Constriction › external › forearm
Use additional code — inherited from Chapter 19
Report an additional code alongside S50.842S to fully describe the condition. S50.842S 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 S50.842S, but a patient may have both at the same time. When documentation supports it, S50.842S and the excluded code may both be reported.
Excludes2 — not included here — inherited from S50-S59
The conditions below are not part of S50.842S, but a patient may have both at the same time. When documentation supports it, S50.842S and the excluded code may both be reported.
Excludes2 — not included here — inherited from S50
The conditions below are not part of S50.842S, but a patient may have both at the same time. When documentation supports it, S50.842S and the excluded code may both be reported.
- superficial injury of wrist and hand (S60.-)
How long has S50.842S existed?
S50.842S 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.