K01.1 Impacted teeth

Billable ICD-10-CM code, FY2026.

Applies from K01 Embedded and impacted teeth

Excludes1 (never code together)

• abnormal position of fully erupted teeth (M26.3-)

MS-DRG index

Defines the logic of DRG(s) 011-013 in MDC PRE.

Approximate ICD-9-CM (GEMs)

• 520.6 Disturbances in tooth eruption (approximate)

Code annotations containing back-references to K01.1

Back-references to K01

• Type 2 Excludes: K00 Disorders of tooth development and eruption ("embedded and impacted teeth (K01.-)")
• Type 2 Excludes: K00.6 Disturbances in tooth eruption ("embedded and impacted teeth (K01.-)")
• Type 2 Excludes: M26.3 Anomalies of tooth position of fully erupted tooth or teeth ("embedded and impacted teeth (K01.-)")

Diagnosis Index entries for K01.1

• Impaction, impacted › dental (same or adjacent tooth)
• Impaction, impacted › tooth, teeth

Nearby codes

• K01 Embedded and impacted teeth
• K01.0 Embedded teeth
• K01.1 Impacted teeth (this code)