S52 — Fracture of forearm
Part of Chapter 19: Injury, poisoning and certain other consequences of external causes , block Injuries to the elbow and forearm (S50-S59) .
Official Notes
Note
A fracture not indicated as displaced or nondisplaced should be coded to displaced
Note
A fracture not indicated as open or closed should be coded to closed
Note
The open fracture designations are based on the Gustilo open fracture classification
Excludes1
traumatic amputation of forearm ( S58 .-)
Excludes2
fracture at wrist and hand level ( S62 .-)
Excludes2
periprosthetic fracture around internal prosthetic elbow joint ( M97.4 )
7th Character
The appropriate 7th character is to be added to all codes from category S52
7th Character
A - initial encounter for closed fracture
7th Character
B - initial encounter for open fracture type I or II
7th Character
C - initial encounter for open fracture type IIIA, IIIB, or IIIC
7th Character
D - subsequent encounter for closed fracture with routine healing
7th Character
E - subsequent encounter for open fracture type I or II with routine healing
7th Character
F - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing
7th Character
G - subsequent encounter for closed fracture with delayed healing
7th Character
H - subsequent encounter for open fracture type I or II with delayed healing
7th Character
J - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing
7th Character
K - subsequent encounter for closed fracture with nonunion
7th Character
M - subsequent encounter for open fracture type I or II with nonunion
7th Character
N - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion
7th Character
P - subsequent encounter for closed fracture with malunion
7th Character
Q - subsequent encounter for open fracture type I or II with malunion
7th Character
R - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion
7th Character
S - sequela
Child Codes
- S52.0 Fracture of upper end of ulna Has subcodes
- S52.1 Fracture of upper end of radius Has subcodes
- S52.2 Fracture of shaft of ulna Has subcodes
- S52.3 Fracture of shaft of radius Has subcodes
- S52.5 Fracture of lower end of radius Has subcodes
- S52.6 Fracture of lower end of ulna Has subcodes
- S52.9 Unspecified fracture of forearm Has subcodes
Referenced By
Official notes on these codes cite S52.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS