S62.156K

Nondisplaced fracture of hook process of hamate [unciform] bone, unspecified wrist, subsequent encounter for fracture with nonunion

Billable FY2026 2025-10-01 → 2026-09-30

This is the unspecified option. 6 more specific codes sit alongside it. Worth checking whether the documentation supports one of them.

Exclusions 8 never code together

S62.1code

Excludes2

fracture of scaphoid of wrist (S62.0-)S62.0-

S62code

Excludes1

traumatic amputation of wrist and hand (S68.-)S68.-

Excludes2

fracture of distal parts of ulna and radius (S52.-)S52.-

S60-S69block

Excludes2

burns and corrosions (T20-T32)T20-T32
frostbite (T33-T34)T33-T34
insect bite or sting, venomous (T63.4)T63.4

S00-T88chapter

Excludes2

birth trauma (P10-P15)P10-P15
obstetric trauma (O70-O71)O70-O71

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Excludes2 — not included here, but the patient may have both. Code both when documented.

7th character 7

A initial encounter for closed fracture

B initial encounter for open fracture

D subsequent encounter for fracture with routine healing

G subsequent encounter for fracture with delayed healing

K subsequent encounter for fracture with nonunion this code

P subsequent encounter for fracture with malunion

S sequela

Instructional notes 5

S62code

Notes

A fracture not indicated as displaced or nondisplaced should be coded to displaced
A fracture not indicated as open or closed should be coded to closed

S00-T88chapter

Notes

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
The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

Use additional code

code to identify any retained foreign body, if applicable (Z18.-)Z18.-

Index entries leading here 1

Fracture, traumatic (abduction) (adduction) (separation) T14.8
- carpal bone (s) S62.10
  - hamate (body) (displaced) S62.143
    - hook process (displaced) S62.15
      - nondisplaced S62.15

Alongside this code 6 same parent — S62.156

S62.156A Nondisp fx of hook process of hamate bone, unsp wrist, init S62.156B Nondisp fx of hook pro of hamate bone, unsp wrs, 7thB S62.156D Nondisp fx of hook pro of hamate bone, unsp wrs, 7thD S62.156G Nondisp fx of hook pro of hamate bone, unsp wrs, 7thG S62.156P Nondisp fx of hook pro of hamate bone, unsp wrs, 7thP S62.156S Nondisp fx of hook pro of hamate bone, unsp wrist, sequela

Additional references

AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable: yes
Code set: FY2026
Parent: S62.156
Block: S60-S69
Siblings: 6

Present FY2024–FY2027.