2025 ICD-10-CM Diagnosis Code K03.6

Deposits [accretions] on teeth

K03.6 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2025 edition of ICD-10-CM K03.6 became effective on October 1, 2024.
This is the American ICD-10-CM version of K03.6 – other international versions of ICD-10 K03.6 may differ.

Applicable To

The following code(s) above K03.6 contain annotation back-references

that may be applicable to K03.6:

Approximate Synonyms

Clinical Information

A change in tooth color. Causes may be local or systemic and include tobacco use, foods, dental plaques, caries, restorative filling materials, trauma, medications, infections, hereditary diseases, and nutritional deficiencies.
A disorder characterized by a change in tooth hue or tint.
Accumulations of microflora that lead to pathological plaque and calculus which cause periodontal diseases. It can be considered a type of biofilms. It is subtly distinguished from the protective dental pellicle.
Any change in the hue, color, or translucency of a tooth due to any cause. Restorative filling materials, drugs (both topical and systemic), pulpal necrosis, or hemorrhage may be responsible. (jablonski, dictionary of dentistry, 1992, p253)
Hard or soft material deposited on a tooth surface, such as dental calculus or plaque and materia alba.

ICD-10-CM K03.6 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):

011 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with mcc
012 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with cc
013 Tracheostomy for face, mouth and neck diagnoses or laryngectomy without cc/mcc
157 Dental and oral diseases with mcc
158 Dental and oral diseases with cc
159 Dental and oral diseases without cc/mcc

Convert K03.6 to ICD-9-CMCode History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change
2024 (effective 10/1/2023): No change
2025 (effective 10/1/2024): No change

Code annotations containing back-references to K03.6:

Diagnosis Index entries containing back-references to K03.6:

Accretions, tooth, teeth K03.6
Calculus, calculi, calculous
- dental K03.6 (subgingival) (supragingival)
- tooth, teeth K03.6 (subgingival) (supragingival)
Deposit
- tooth, teeth K03.6 (betel) (black) (green) (materia alba) (orange) (tobacco)
Stain, staining
- tooth, teeth (hard tissues) (extrinsic) K03.6
  - due to
    - accretions K03.6
    - deposits K03.6 (betel) (black) (green) (materia alba) (orange) (soft) (tobacco)
    - nicotine K03.6
    - tobacco K03.6
Tartar K03.6 (teeth) (dental calculus)