ICD-10-CM 2027
ICD-10 code for teeth posteruptive discoloration
From the official ICD-10-CM alphabetic index entry “Discoloration › teeth (posteruptive)”. Page updated September 29, 2026.
About coding teeth posteruptive discoloration
The ICD-10-CM code for teeth posteruptive discoloration is K03.7 (Posteruptive color changes of dental hard tissues). The official index lists 1 more specific code, so check the documentation for details such as type, cause, site or severity before settling on K03.7.
Within K03 (other diseases of hard tissues of teeth), K03.7 is specifically for posteruptive color changes of dental hard tissues. Related codes cover excessive attrition of teeth (K03.0), abrasion of teeth (K03.1), erosion of teeth (K03.2), pathological resorption of teeth (K03.3), Hypercementosis (K03.4), ankylosis of teeth (K03.5), deposits [accretions] on teeth (K03.6), other specified diseases of hard tissues of teeth (K03.8) and 1 more.
The conditions in its Excludes2 note aren't part of K03.7, but may be coded alongside it if the patient has both: deposits [accretions] on teeth (K03.6).
It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.
More specific teeth posteruptive discoloration codes (official index)
- during formation K00.8 — Other disorders of tooth development
Common questions about teeth posteruptive discoloration ICD-10 codes
What is the ICD-10 code for teeth posteruptive discoloration?
- K03.7 — Posteruptive color changes of dental hard tissues. More specific codes apply when the documentation supports them: K00.8.
Is K03.7 billable?
- Yes. K03.7 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can K03.7 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict K03.7 as a principal diagnosis.
Is K03.7 a CC or MCC?
- No. K03.7 is neither a CC nor an MCC under MS-DRG v44.0.