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ICD-10-CM 2027 diagnosis code

S65.597Other specified injury of blood vessel of left little finger

Not billable — use a more specific codeRequires 7th character

S65.597 is a header code, so it can't be reported by itself. Choose one of the 3 more specific codes beneath it and add the required 7th character.

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About S65.597

S65.597 is the ICD-10-CM diagnosis code for other specified injury of blood vessel of left little finger. It belongs to category S65 (injury of blood vessels at wrist and hand level), block S60-S69 (injuries to the wrist, hand and fingers) and chapter 19 (injury, poisoning and certain other consequences of external causes). It is a header code, so it can't be reported by itself; one of its 3 subcodes must be used instead.

Within S65.59 (other specified injury of blood vessel of other and unspecified finger), S65.597 is specifically for other specified injury of blood vessel of left little finger. Related codes cover right index finger (S65.590), left index finger (S65.591), right middle finger (S65.592), left middle finger (S65.593), right ring finger (S65.594), left ring finger (S65.595), right little finger (S65.596), other finger (S65.598) and 1 more.

Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

7th character

The appropriate 7th character is to be added to each code from category S65

Notes that apply from higher levels

Instructions written at a parent level also apply to S65.597.

› From S65 Injury of blood vessels at wrist and hand level
Code also
  • any associated open wound (S61.-)

Broader instructions also apply from S60-S69 Injuries to the wrist, hand and fingers and Chapter 19: Injury, poisoning and certain other consequences of external causes.

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about S65.597

Is S65.597 billable?

No. S65.597 is a header code. Report one of its more specific subcodes instead.