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ICD-10-CM · FY 2026 APRIL UPDATE

S02.64

Fracture of ramus of mandible

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
S02.640Fracture of ramus of mandible, unspecified sideCategory
S02.640AFracture of ramus of mandible, unspecified side, initial encounter for closed fractureBillable
S02.640BFracture of ramus of mandible, unspecified side, initial encounter for open fractureBillable
S02.640DFracture of ramus of mandible, unspecified side, subsequent encounter for fracture with routine healingBillable
S02.640GFracture of ramus of mandible, unspecified side, subsequent encounter for fracture with delayed healingBillable
S02.640KFracture of ramus of mandible, unspecified side, subsequent encounter for fracture with nonunionBillable
S02.640SFracture of ramus of mandible, unspecified side, sequelaBillable
S02.641Fracture of ramus of right mandibleCategory
S02.641AFracture of ramus of right mandible, initial encounter for closed fractureBillable
S02.641BFracture of ramus of right mandible, initial encounter for open fractureBillable
S02.641DFracture of ramus of right mandible, subsequent encounter for fracture with routine healingBillable
S02.641GFracture of ramus of right mandible, subsequent encounter for fracture with delayed healingBillable
S02.641KFracture of ramus of right mandible, subsequent encounter for fracture with nonunionBillable
S02.641SFracture of ramus of right mandible, sequelaBillable
S02.642Fracture of ramus of left mandibleCategory
S02.642AFracture of ramus of left mandible, initial encounter for closed fractureBillable
S02.642BFracture of ramus of left mandible, initial encounter for open fractureBillable
S02.642DFracture of ramus of left mandible, subsequent encounter for fracture with routine healingBillable
S02.642GFracture of ramus of left mandible, subsequent encounter for fracture with delayed healingBillable
S02.642KFracture of ramus of left mandible, subsequent encounter for fracture with nonunionBillable
S02.642SFracture of ramus of left mandible, sequelaBillable

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.