S61.012A — Laceration without foreign body of left thumb without damage to nail, initial encounter
Is S61.012A billable?
Yes — S61.012A is billable for FY2027. S61.012A is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. S61.012A may be submitted for encounters from October 1, 2026 through September 30, 2027.
S61.012A at a glance
| Code | S61.012A |
|---|---|
| Description | Laceration without foreign body of left thumb without damage to nail, 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 S61.012A?
In S61.012A, the 7th character A means initial encounter. The 7th character is required for S61.012A to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S61.012A group to?
S61.012A 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 S61.012A listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S61.012, the nearest indexed parent of S61.012A. Use them to find the family, then select the specific code.
- Laceration › thumb › left
Excludes1 — never code together — inherited from S61
The conditions below can never be reported together with S61.012A on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from S61.0
The conditions below can never be reported together with S61.012A 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 wound of thumb with damage to nail (S61.1-)
Use additional code — inherited from Chapter 19
Report an additional code alongside S61.012A to fully describe the condition. S61.012A 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 S61.012A, but a patient may have both at the same time. When documentation supports it, S61.012A and the excluded code may both be reported.
Excludes2 — not included here — inherited from S60-S69
The conditions below are not part of S61.012A, but a patient may have both at the same time. When documentation supports it, S61.012A and the excluded code may both be reported.
Code also — inherited from S61
Two codes may be needed to describe the condition fully. Whether S61.012A is sequenced first depends on the reason for the encounter.
- any associated wound infection
How long has S61.012A existed?
S61.012A 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.