ICD-10-CM › S52 › S52.0 › S52.04 › S52.041 S52.041B Displaced fracture of coronoid process of right ulna, initial encounter for open fracture type I or IIBillable ICD-10-CM code, FY2026.
Built from S52.041 with 7th character B (initial encounter for open fracture type I or II).
Applies from S52 Fracture of forearm Excludes1 (never code together) traumatic amputation of forearm (S58.-) Excludes2 (not included here) fracture at wrist and hand level (S62.-) periprosthetic fracture around internal prosthetic elbow joint (M97.4) 7th character note The appropriate 7th character is to be added to all codes from category S52 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 required A — initial encounter for closed fractureB — initial encounter for open fracture type I or IIC — initial encounter for open fracture type IIIA, IIIB, or IIICD — subsequent encounter for closed fracture with routine healingE — subsequent encounter for open fracture type I or II with routine healingF — subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingG — subsequent encounter for closed fracture with delayed healingH — subsequent encounter for open fracture type I or II with delayed healingJ — subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingK — subsequent encounter for closed fracture with nonunionM — subsequent encounter for open fracture type I or II with nonunionN — subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionP — subsequent encounter for closed fracture with malunionQ — subsequent encounter for open fracture type I or II with malunionR — subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunionS — sequelaApplies from S52.0 Fracture of upper end of ulna Applicable to Fracture of proximal end of ulna Excludes2 (not included here) fracture of elbow NOS (S42.40-) fractures of shaft of ulna (S52.2-) Code annotations containing back-references to S52.041B Back-references to S52 Type 1 Excludes: M84.3 Type 1 Excludes: M84.4 Type 1 Excludes: S51 Type 2 Excludes: S62 Nearby codes S52.036RS52.036SS52.04S52.041S52.041AS52.041B Displaced fracture of coronoid process of right ulna, initial encounter for open fracture type I or II (this code)S52.041CS52.041DS52.041ES52.041FS52.041G