S39.012S — Strain of muscle, fascia and tendon of lower back, sequela
Is S39.012S billable?
Yes — S39.012S is billable for FY2027. S39.012S is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. S39.012S may be submitted for encounters from October 1, 2026 through September 30, 2027.
S39.012S at a glance
| Code | S39.012S |
|---|---|
| Description | Strain of muscle, fascia and tendon of lower back, 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 S39.012S?
In S39.012S, the 7th character S means sequela. The 7th character is required for S39.012S to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S39.012S group to?
S39.012S 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 S39.012S listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S39.012, the nearest indexed parent of S39.012S. Use them to find the family, then select the specific code.
- Strain › back
- Strain › low back
- Injury › muscle › lower back › strain
Use additional code — inherited from Chapter 19
Report an additional code alongside S39.012S to fully describe the condition. S39.012S 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 S39.012S, but a patient may have both at the same time. When documentation supports it, S39.012S and the excluded code may both be reported.
Excludes2 — not included here — inherited from S30-S39
The conditions below are not part of S39.012S, but a patient may have both at the same time. When documentation supports it, S39.012S and the excluded code may both be reported.
Excludes2 — not included here — inherited from S39
The conditions below are not part of S39.012S, but a patient may have both at the same time. When documentation supports it, S39.012S and the excluded code may both be reported.
- sprain of joints and ligaments of lumbar spine and pelvis (S33.-)
Code also — inherited from S39
Two codes may be needed to describe the condition fully. Whether S39.012S is sequenced first depends on the reason for the encounter.
- any associated open wound (S31.-)
How long has S39.012S existed?
S39.012S 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.