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ICD-10-CM · FY 2026 APRIL UPDATE

S52.28

Bent bone of ulna

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
S52.281Bent bone of right ulnaCategory
S52.281ABent bone of right ulna, initial encounter for closed fractureBillable
S52.281BBent bone of right ulna, initial encounter for open fracture type I or IIBillable
S52.281CBent bone of right ulna, initial encounter for open fracture type IIIA, IIIB, or IIICBillable
S52.281DBent bone of right ulna, subsequent encounter for closed fracture with routine healingBillable
S52.281EBent bone of right ulna, subsequent encounter for open fracture type I or II with routine healingBillable
S52.281FBent bone of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingBillable
S52.281GBent bone of right ulna, subsequent encounter for closed fracture with delayed healingBillable
S52.281HBent bone of right ulna, subsequent encounter for open fracture type I or II with delayed healingBillable
S52.281JBent bone of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingBillable
S52.281KBent bone of right ulna, subsequent encounter for closed fracture with nonunionBillable
S52.281MBent bone of right ulna, subsequent encounter for open fracture type I or II with nonunionBillable
S52.281NBent bone of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionBillable
S52.281PBent bone of right ulna, subsequent encounter for closed fracture with malunionBillable
S52.281QBent bone of right ulna, subsequent encounter for open fracture type I or II with malunionBillable
S52.281RBent bone of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunionBillable
S52.281SBent bone of right ulna, sequelaBillable
S52.282Bent bone of left ulnaCategory
S52.282ABent bone of left ulna, initial encounter for closed fractureBillable
S52.282BBent bone of left ulna, initial encounter for open fracture type I or IIBillable
S52.282CBent bone of left ulna, initial encounter for open fracture type IIIA, IIIB, or IIICBillable
S52.282DBent bone of left ulna, subsequent encounter for closed fracture with routine healingBillable
S52.282EBent bone of left ulna, subsequent encounter for open fracture type I or II with routine healingBillable
S52.282FBent bone of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healingBillable
S52.282GBent bone of left ulna, subsequent encounter for closed fracture with delayed healingBillable
S52.282HBent bone of left ulna, subsequent encounter for open fracture type I or II with delayed healingBillable
S52.282JBent bone of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healingBillable
S52.282KBent bone of left ulna, subsequent encounter for closed fracture with nonunionBillable
S52.282MBent bone of left ulna, subsequent encounter for open fracture type I or II with nonunionBillable
S52.282NBent bone of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunionBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.