S37.021D — Major contusion of right kidney, subsequent encounter
Is S37.021D billable?
Yes — S37.021D is billable for FY2027. S37.021D is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. S37.021D may be submitted for encounters from October 1, 2026 through September 30, 2027.
S37.021D at a glance
| Code | S37.021D |
|---|---|
| Description | Major contusion of right kidney, subsequent encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "D" | subsequent encounter |
What does the 7th character "D" mean in S37.021D?
In S37.021D, the 7th character D means subsequent encounter. The 7th character is required for S37.021D to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S37.021D group to?
S37.021D sits in MDC 23 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.
- 949Aftercare with CC/MCCmedical
- 950Aftercare without CC/MCCmedical
How is S37.021D listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S37.02, the nearest indexed parent of S37.021D. Use them to find the family, then select the specific code.
- Contusion › kidney › major (skin surface intact)
Excludes1 — never code together — inherited from S37
The conditions below can never be reported together with S37.021D on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- obstetric trauma to pelvic organs (O71.-)
Use additional code — inherited from Chapter 19
Report an additional code alongside S37.021D to fully describe the condition. S37.021D 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 S37.021D, but a patient may have both at the same time. When documentation supports it, S37.021D and the excluded code may both be reported.
Excludes2 — not included here — inherited from S30-S39
The conditions below are not part of S37.021D, but a patient may have both at the same time. When documentation supports it, S37.021D and the excluded code may both be reported.
Excludes2 — not included here — inherited from S37
The conditions below are not part of S37.021D, but a patient may have both at the same time. When documentation supports it, S37.021D and the excluded code may both be reported.
Excludes2 — not included here — inherited from S37.0
The conditions below are not part of S37.021D, but a patient may have both at the same time. When documentation supports it, S37.021D and the excluded code may both be reported.
- acute kidney injury (nontraumatic) (N17.9)
Code also — inherited from S37
Two codes may be needed to describe the condition fully. Whether S37.021D is sequenced first depends on the reason for the encounter.
- any associated open wound (S31.-)
How long has S37.021D existed?
S37.021D 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.