K00.3 Mottled teeth

Billable ICD-10-CM code, FY2026.

Applicable to

• Dental fluorosis
• Mottling of enamel
• Nonfluoride enamel opacities

Excludes2 (not included here)

• deposits [accretions] on teeth (K03.6)

Applies from K00 Disorders of tooth development and eruption

Excludes2 (not included here)

• embedded and impacted teeth (K01.-)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 520.3 Mottled teeth

Code annotations containing back-references to K00.3

Back-references to K00.3

• Type 2 Excludes: K00.4 Disturbances in tooth formation ("mottled teeth (K00.3)")

Diagnosis Index entries for K00.3

• Fluorosis › dental
• Mottled, mottling, teeth (enamel) (endemic) (nonendemic)
• Opacity, opacities › enamel (teeth) (fluoride) (nonfluoride)

Nearby codes

• K00 Disorders of tooth development and eruption
• K00.0 Anodontia
• K00.1 Supernumerary teeth
• K00.2 Abnormalities of size and form of teeth
• K00.3 Mottled teeth (this code)
• K00.4 Disturbances in tooth formation
• K00.5 Hereditary disturbances in tooth structure, not elsewhere classified
• K00.6 Disturbances in tooth eruption
• K00.7 Teething syndrome
• K00.8 Other disorders of tooth development