S65.599D — Other specified injury of blood vessel of unspecified finger, subsequent encounter
Is S65.599D billable?
Yes, but S65.599D is an unspecified code. S65.599D is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, S65.599D 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 S65.599D — the more specific alternatives are listed below.
More specific alternatives
- S65.001DUnspecified injury of ulnar artery at wrist and hand level of right arm, subsequent encounter
- S65.101DUnspecified injury of radial artery at wrist and hand level of right arm, subsequent encounter
- S65.201DUnspecified injury of superficial palmar arch of right hand, subsequent encounter
- S65.301DUnspecified injury of deep palmar arch of right hand, subsequent encounter
- S65.401DUnspecified injury of blood vessel of right thumb, subsequent encounter
- S65.801DUnspecified injury of other blood vessels at wrist and hand level of right arm, subsequent encounter
S65.599D at a glance
| Code | S65.599D |
|---|---|
| Description | Other specified injury of blood vessel of unspecified finger, 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 S65.599D?
In S65.599D, the 7th character D means subsequent encounter. The 7th character is required for S65.599D to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does S65.599D group to?
S65.599D 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 S65.599D listed in the Alphabetic Index?
The Alphabetic Index lists these routes under S65.59, the nearest indexed parent of S65.599D. Use them to find the family, then select the specific code.
- Injury › blood vessel NEC › finger › specified type NEC
- Injury › blood vessel NEC › finger › index › specified type NEC
- Injury › blood vessel NEC › finger › little › specified type NEC
- Injury › blood vessel NEC › finger › middle › specified type NEC
Use additional code — inherited from Chapter 19
Report an additional code alongside S65.599D to fully describe the condition. S65.599D 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 S65.599D, but a patient may have both at the same time. When documentation supports it, S65.599D and the excluded code may both be reported.
Excludes2 — not included here — inherited from S60-S69
The conditions below are not part of S65.599D, but a patient may have both at the same time. When documentation supports it, S65.599D and the excluded code may both be reported.
Code also — inherited from S65
Two codes may be needed to describe the condition fully. Whether S65.599D is sequenced first depends on the reason for the encounter.
- any associated open wound (S61.-)
How long has S65.599D existed?
S65.599D 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.