S82.65 – Nondisplaced fracture of lateral malleolus of left fibula
ICD-10-CM 2027 diagnosis code · Injuries to the knee and lower leg
ICD-10-CM code
S82.65
- Code
S82.65(claims format:S8265)- Description
- Nondisplaced fracture of lateral malleolus of left fibula
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
- Block
- S80-S89 Injuries to the knee and lower leg
- Parent codes
- S82 › S82.6
Billable codes under S82.65
S82.65 is a header code and cannot be used on claims. Choose the most specific code:
- S82.65XA – Nondisplaced fracture of lateral malleolus of left fibula, initial encounter for closed fractureBillable
- S82.65XB – Nondisplaced fracture of lateral malleolus of left fibula, initial encounter for open fracture type I or IIBillable
- S82.65XC – Nondisplaced fracture of lateral malleolus of left fibula, initial encounter for open fracture type IIIA, IIIB, or IIICBillable
- S82.65XD – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for closed fracture with routine healingBillable
- S82.65XE – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type I or II with routine healingBillable
- S82.65XF – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingBillable
- S82.65XG – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for closed fracture with delayed healingBillable
- S82.65XH – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type I or II with delayed healingBillable
- S82.65XJ – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingBillable
- S82.65XK – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for closed fracture with nonunionBillable
- S82.65XM – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type I or II with nonunionBillable
- S82.65XN – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionBillable
- S82.65XP – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for closed fracture with malunionBillable
- S82.65XQ – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type I or II with malunionBillable
- S82.65XR – Nondisplaced fracture of lateral malleolus of left fibula, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunionBillable
- S82.65XS – Nondisplaced fracture of lateral malleolus of left fibula, sequelaBillable
7th character values
Codes in this category need a 7th character to describe the encounter or episode of care (use placeholder X for empty positions).
| Character | Meaning |
|---|---|
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 |
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
S82 – Fracture of lower leg, including ankle
Includes:
- fracture of malleolus
Excludes1 (not coded here):
- traumatic amputation of lower leg (S88.-)
Excludes2 (not included here):
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
7th character note:
- The appropriate 7th character is to be added to all codes from category S82
S82.6 – Fracture of lateral malleolus
Excludes1 (not coded here):
- pilon fracture of distal tibia (S82.87-)
Block S80-S89
Related codes in S82.6
- S82.61 – Displaced fracture of lateral malleolus of right fibulaHeader
- S82.62 – Displaced fracture of lateral malleolus of left fibulaHeader
- S82.63 – Displaced fracture of lateral malleolus of unspecified fibulaHeader
- S82.64 – Nondisplaced fracture of lateral malleolus of right fibulaHeader
- S82.66 – Nondisplaced fracture of lateral malleolus of unspecified fibulaHeader
Frequently asked questions
What is ICD-10 code S82.65?
S82.65 is the ICD-10-CM code for nondisplaced fracture of lateral malleolus of left fibula, in the block S80-S89 (Injuries to the knee and lower leg).
Is S82.65 a billable code?
No. S82.65 is a header code with more specific child codes; report one of the billable codes listed above.
What category does S82.65 belong to?
It belongs to category S82 – Fracture of lower leg, including ankle.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.