S82.016
Nondisplaced osteochondral fracture of unspecified patella
Not billable — category only FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 5 more
specific codes sit alongside it. Worth
checking whether the documentation supports one of them.
Exclusions 10 never code together
7th character 16
A initial encounter for closed fracture
B initial encounter for open fracture type I or II
C initial encounter for open fracture type IIIA, IIIB, or IIIC
D subsequent encounter for closed fracture with routine healing
E subsequent encounter for open fracture type I or II with routine healing
F subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing
G subsequent encounter for closed fracture with delayed healing
H subsequent encounter for open fracture type I or II with delayed healing
J subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing
K subsequent encounter for closed fracture with nonunion
M subsequent encounter for open fracture type I or II with nonunion
N subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion
P subsequent encounter for closed fracture with malunion
Q subsequent encounter for open fracture type I or II with malunion
R subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion
S sequela
Instructional notes 8
S82.0code
Inclusion terms
- Knee cap
S82code
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
- The open fracture designations are based on the Gustilo open fracture classification
Includes
- fracture of malleolus
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.-
Official Guidelines
No guideline section names this code or its chapter.
Index entries leading here 1
Alongside this code 5 same parent — S82.01
S82.011 Displaced osteochondral fracture of right patella category S82.012 Displaced osteochondral fracture of left patella category S82.013 Displaced osteochondral fracture of unspecified patella category S82.014 Nondisplaced osteochondral fracture of right patella category S82.015 Nondisplaced osteochondral fracture of left patella category
Subordinate codes 16
S82.016A Nondisplaced osteochondral fracture of unsp patella, init S82.016B Nondisp osteochon fx unsp patella, init for opn fx type I/2 S82.016C Nondisp osteochon fx unsp patella, 7thC S82.016D Nondisp osteochon fx unsp patella, 7thD S82.016E Nondisp osteochon fx unsp patella, 7thE S82.016F Nondisp osteochon fx unsp patella, 7thF S82.016G Nondisp osteochon fx unsp patella, 7thG S82.016H Nondisp osteochon fx unsp patella, 7thH S82.016J Nondisp osteochon fx unsp patella, 7thJ S82.016K Nondisp osteochon fx unsp patella, 7thK S82.016M Nondisp osteochon fx unsp patella, 7thM S82.016N Nondisp osteochon fx unsp patella, 7thN S82.016P Nondisp osteochon fx unsp patella, 7thP S82.016Q Nondisp osteochon fx unsp patella, 7thQ S82.016R Nondisp osteochon fx unsp patella, 7thR S82.016S Nondisplaced osteochondral fracture of unsp patella, 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.