ICD-10-CM › S00-T88 › S60-S69 › S64.49 Injury of digital nerve of other finger › S64.491
Injury of digital nerve of left index finger
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 3 more specific codes instead:
- S64.491A Injury of digital nerve of left index finger, initial encounter
- S64.491D Injury of digital nerve of left index finger, subsequent encounter
- S64.491S Injury of digital nerve of left index finger, sequela
This code requires a seventh character. See the rule below.
What has happened to this code
Every change the publisher made, from 2014 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2014 Added to the draft code set draft Injury of digital nerve of left index finger
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from S64 Injury of nerves at wrist and hand level
Seventh character required
- The appropriate 7th character is to be added to each code from category S64
Code also
- any associated open wound (S61.-)
Inherited from the S60-S69 section Injuries to the wrist, hand and fingers (S60-S69)
Excludes2 - not included here
- burns and corrosions (T20-T32)
- frostbite (T33-T34)
- insect bite or sting, venomous (T63.4)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Axonotmesis
- Neurapraxia
- Nerve > injury
- Avulsion > nerve
- Division > nerve
- Contusion > nerve
- Injury > crushing
- Stretching, nerve
- Laceration > nerve
- Injury > arm > nerve
- Injury > finger > nerve
- Cave-in, injury > crushing
- Section > nerve, traumatic
- Injury > nerve NEC > finger
- Injury > nerve NEC > shoulder
- Compression > nerve > traumatic
- Crush, crushed, crushing > nerve
- Injury > nerve NEC > arm > cutaneous
- Paralysis, paralytic > traumatic, transient NEC
- Paralysis, paralytic > transient > traumatic NEC
- Injury > nerve NEC > digital > finger > ring
- Injury > nerve NEC > digital > finger > index
- Injury > nerve NEC > digital > finger > little
- Injury > nerve NEC > digital > finger > middle
Codes in the same group
| Code | Description | Status |
|---|---|---|
| S64.490 | Injury of digital nerve of right index finger | Not billable |
| S64.492 | Injury of digital nerve of right middle finger | Not billable |
| S64.493 | Injury of digital nerve of left middle finger | Not billable |
| S64.494 | Injury of digital nerve of right ring finger | Not billable |
| S64.495 | Injury of digital nerve of left ring finger | Not billable |
| S64.496 | Injury of digital nerve of right little finger | Not billable |
| S64.497 | Injury of digital nerve of left little finger | Not billable |
| S64.498 | Injury of digital nerve of other finger | Not billable |