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S01.451 vs S01.459

S01.451 (Open bite of right cheek and temporomandibular area) compared with S01.459 (Open bite of unspecified cheek and temporomandibular area), from the official CMS tabular data. S01.451 and S01.459 code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S01.451
Right
Open bite of right cheek and temporomandibular area
S01.459
Unspecified
Open bite of unspecified cheek and temporomandibular area

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. S01.451 and S01.459 name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

S01.451Open bite of right cheek and temporomandibular areaS01.459Open bite of unspecified cheek and temporomandibular area
Billing statusNon-billable header

Report instead: S01.451A, S01.451D, S01.451S

Non-billable header

Report instead: S01.459A, S01.459D, S01.459S

ClassificationS00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionOpen bite of right cheek and temporomandibular area is a non-billable ICD-10-CM category code (S01.451).Open bite of unspecified cheek and temporomandibular area is a non-billable ICD-10-CM category code (S01.459).
7th characterThe appropriate 7th character is to be added to each code from category S01The appropriate 7th character is to be added to each code from category S01
Includes
injuries of ear
injuries of eye
injuries of face [any part]
injuries of gum
injuries of ear
injuries of eye
injuries of face [any part]
injuries of gum

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources