ICD-10-CM Codes
S00-T88 Injury, poisoning and certain other consequences of external causes
S60-S69 Injuries to the wrist, hand and fingers
S64- Injury of nerves at wrist and hand level
2021 ICD-10-CM Diagnosis Code S64

2021 ICD-10-CM Diagnosis Code S64

Injury of nerves at wrist and hand level

2016

2017

2018

2019

2020

2021

Non-Billable/Non-Specific Code

S64 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2021 edition of ICD-10-CM S64 became effective on October 1, 2020.
This is the American ICD-10-CM version of S64 - other international versions of ICD-10 S64 may differ.

Code Also

Code Also Help

A code also note instructs that 2 codes may be required to fully describe a condition but the sequencing of the two codes is discretionary, depending on the severity of the conditions and the reason for the encounter.

any associated open wound (
ICD-10-CM Diagnosis Code S61
- S61.0 Open wound of thumb without damage to nail
- S61.1 Open wound of thumb with damage to nail
- S61.2 Open wound of other finger without damage to nail
- S61.3 Open wound of other finger with damage to nail
- S61.4 Open wound of hand
- S61.5 Open wound of wrist
S61.-
)

The following code(s) above S64 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to S64:

S00-T88
2021 ICD-10-CM Range S00-T88
Injury, poisoning and certain other consequences of external causes
Note
- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
Type 1 Excludes
- birth trauma (P10-P15)
- obstetric trauma (O70-O71)
Use Additional
- code to identify any retained foreign body, if applicable (Z18.-)
Injury, poisoning and certain other consequences of external causes
S60-S69
2021 ICD-10-CM Range S60-S69
Injuries to the wrist, hand and fingers
Type 2 Excludes
- burns and corrosions (T20-T32)
- frostbite (T33-T34)
- insect bite or sting, venomous (T63.4)
Injuries to the wrist, hand and fingers

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change

Code annotations containing back-references to S64:

Type 2 Excludes: S54

ICD-10-CM Diagnosis Code S54
Injury of nerves at forearm level
Code Also
- any associated open wound (S51.-)
Type 2 Excludes
- injury of nerves at wrist and hand level (S64.-)

ICD-10-CM Codes Adjacent To S64

S63.90XD …… subsequent encounter

S63.90XS …… sequela

S63.91 Sprain of unspecified part of right wrist and hand

S63.91XA …… initial encounter

S63.91XD …… subsequent encounter

S63.91XS …… sequela

S63.92 Sprain of unspecified part of left wrist and hand

S63.92XA …… initial encounter

S63.92XD …… subsequent encounter

S63.92XS …… sequela

S64 Injury of nerves at wrist and hand level

S64.0 Injury of ulnar nerve at wrist and hand level

S64.00 Injury of ulnar nerve at wrist and hand level of unspecified arm

S64.00XA …… initial encounter

S64.00XD …… subsequent encounter

S64.00XS …… sequela

S64.01 Injury of ulnar nerve at wrist and hand level of right arm

S64.01XA …… initial encounter

S64.01XD …… subsequent encounter

S64.01XS …… sequela

S64.02 Injury of ulnar nerve at wrist and hand level of left arm

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2021 ICD-10-CM Diagnosis Code S64

Injury of nerves at wrist and hand level

Injury, poisoning and certain other consequences of external causes

Injuries to the wrist, hand and fingers

Injury of nerves at forearm level