S45.899S — Other specified injury of other specified blood vessels at shoulder and upper arm level, unspecified arm, sequela
Is S45.899S billable?
Yes, but S45.899S is an unspecified code. S45.899S is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, S45.899S 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 S45.899S — the more specific alternatives are listed below.
More specific alternatives
- S45.001SUnspecified injury of axillary artery, right side, sequela
- S45.101SUnspecified injury of brachial artery, right side, sequela
- S45.201SUnspecified injury of axillary or brachial vein, right side, sequela
- S45.301SUnspecified injury of superficial vein at shoulder and upper arm level, right arm, sequela
S45.899S at a glance
| Code | S45.899S |
|---|---|
| Description | Other specified injury of other specified blood vessels at shoulder and upper arm level, unspecified arm, 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 S45.899S?
In S45.899S, the 7th character S means sequela. The 7th character is required for S45.899S to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S45.899S group to?
S45.899S sits in MDC 05 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 299Peripheral Vascular Disorders with MCCmedical
- 300Peripheral Vascular Disorders with CCmedical
- 301Peripheral Vascular Disorders without CC/MCCmedical
How is S45.899S listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S45.89, the nearest indexed parent of S45.899S. Use them to find the family, then select the specific code.
- Injury › blood vessel NEC › armNEC › specified › site NEC › specified type NEC
Use additional code — inherited from Chapter 19
Report an additional code alongside S45.899S to fully describe the condition. S45.899S 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 S45.899S, but a patient may have both at the same time. When documentation supports it, S45.899S and the excluded code may both be reported.
Excludes2 — not included here — inherited from S40-S49
The conditions below are not part of S45.899S, but a patient may have both at the same time. When documentation supports it, S45.899S and the excluded code may both be reported.
Excludes2 — not included here — inherited from S45
The conditions below are not part of S45.899S, but a patient may have both at the same time. When documentation supports it, S45.899S and the excluded code may both be reported.
Code also — inherited from S45
Two codes may be needed to describe the condition fully. Whether S45.899S is sequenced first depends on the reason for the encounter.
- any associated open wound (S41.-)
How long has S45.899S existed?
S45.899S 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.