S72.12 – Fracture of lesser trochanter of femur
ICD-10-CM 2027 diagnosis code · Injuries to the hip and thigh
- Code
S72.12(claims format:S7212)- Description
- Fracture of lesser trochanter of femur
- 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
- S70-S79 Injuries to the hip and thigh
- Parent codes
- S72 › S72.1
Billable codes under S72.12
S72.12 is a header code and cannot be used on claims. Choose the most specific code:
- S72.121 – Displaced fracture of lesser trochanter of right femurHeader (more codes below)
- S72.122 – Displaced fracture of lesser trochanter of left femurHeader (more codes below)
- S72.123 – Displaced fracture of lesser trochanter of unspecified femurHeader (more codes below)
- S72.124 – Nondisplaced fracture of lesser trochanter of right femurHeader (more codes below)
- S72.125 – Nondisplaced fracture of lesser trochanter of left femurHeader (more codes below)
- S72.126 – Nondisplaced fracture of lesser trochanter of unspecified femurHeader (more codes below)
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.
S72 – Fracture of femur
- traumatic amputation of hip and thigh (S78.-)
- 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
- The appropriate 7th character is to be added to all codes from category S72
Block S70-S79
Index terms for S72.12
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Fracture, traumatic, femur, femoral, trochanteric, lesser trochanter
- Fracture, traumatic, femur, femoral, upper end, trochanteric, lesser
- Fracture, traumatic, femur, femoral, trochanteric, lesser trochanter, nondisplaced
- Fracture, traumatic, femur, femoral, upper end, trochanteric, lesser, nondisplaced
Related codes in S72.1
Frequently asked questions
What is ICD-10 code S72.12?
S72.12 is the ICD-10-CM code for fracture of lesser trochanter of femur, in the block S70-S79 (Injuries to the hip and thigh).
Is S72.12 a billable code?
No. S72.12 is a header code with more specific child codes; report one of the billable codes listed above.
What category does S72.12 belong to?
It belongs to category S72 – Fracture of femur.
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.