K08.55 Allergy to existing dental restorative material

Billable ICD-10-CM code, FY2026.

Use additional code

• code to identify the specific type of allergy

Applies from K08 Other disorders of teeth and supporting structures

Excludes2 (not included here)

• dentofacial anomalies [including malocclusion] (M26.-)
• disorders of jaw (M27.-)

Applies from K08.5 Unsatisfactory restoration of tooth

Applicable to

• Defective bridge, crown, filling
• Defective dental restoration

Excludes1 (never code together)

• dental restoration status (Z98.811)

Excludes2 (not included here)

• endosseous dental implant failure (M27.6-)
• unsatisfactory endodontic treatment (M27.5-)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 525.66 Allergy to existing dental restorative material

Diagnosis Index entries for K08.55

• Allergy, allergic (reaction) (to) › dental restorative material (existing)
• Restorative material (dental) › allergy to

Nearby codes

• K08.53 Fractured dental restorative material
• K08.530 Fractured dental restorative material without loss of material
• K08.531 Fractured dental restorative material with loss of material
• K08.539 Fractured dental restorative material, unspecified
• K08.54 Contour of existing restoration of tooth biologically incompatible with oral health
• K08.55 Allergy to existing dental restorative material (this code)
• K08.56 Poor aesthetic of existing restoration of tooth
• K08.59 Other unsatisfactory restoration of tooth
• K08.8 Other specified disorders of teeth and supporting structures
• K08.81 Primary occlusal trauma
• K08.82 Secondary occlusal trauma