Try for free

K03 ICD-10-CA category: Other diseases of hard tissues of teeth

K03 isn’t a code on its own. Choose one of the 10 codes beneath it, the one the documentation supports.

Official description

K03

Other diseases of hard tissues of teeth

ICD-10-CA · Canada

Codes in K03

K03 isn’t a code on its own. Open the code that matches what the note documents.

K03.0Excessive attrition of teethK03.1Abrasion of teethK03.2Erosion of teethK03.3Pathological resorption of teethK03.4HypercementosisK03.5Ankylosis of teethK03.6Deposits [accretions] on teethK03.7Posteruptive colour changes of dental hard tissuesK03.8Other specified diseases of hard tissues of teethK03.9Disease of hard tissues of teeth, unspecified

Notes for K03

As CIHI prints them, with any note K03 takes from the headings above it.

Excludes

Conditions classified elsewhere.

  • Bruxism (F45.8)dental caries (K02.-)teeth-grinding NOS (F45.8)
  • Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 11: Diseases of the digestive system (K00-K93)

Where K03 sits

  1. 1ChapterChapter 11: Diseases of the digestive system (K00-K93)
  2. 2Block K00-K14Diseases of oral cavity, salivary glands and jaws
  3. 3Category K03Other diseases of hard tissues of teeth

Source and release

Data release
ICD-10-CA · FY 2026–2027
Effective date
Apr 1, 2026
Publisher
CIHI

This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

See K03 in the CIHI source

Frequently asked questions

Is K03 a valid ICD-10-CA code?

No. K03 (Other diseases of hard tissues of teeth) is a category heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 10 codes; record the one the documentation supports.

Where is K03 in ICD-10-CA?

K03 sits under K00-K14 Diseases of oral cavity, salivary glands and jaws, within Chapter 11: Diseases of the digestive system (K00-K93).

What coding notes apply to K03?

ICD-10-CA lists Excludes notes for K03, including those from the headings it sits under. They are listed on this page with where each one comes from.

Which ICD-10-CA release does this page use?

It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.

Codes beside K03

K00Disorders of tooth development and eruptionK01Embedded and impacted teethK02Dental cariesK04Diseases of pulp and periapical tissuesK05Gingivitis and periodontal diseasesK06Other disorders of gingiva and edentulous alveolar ridgeK07Dentofacial anomalies [including malocclusion]K08Other disorders of teeth and supporting structuresK09Cysts of oral region, not elsewhere classifiedK10Other diseases of jawsK11Diseases of salivary glandsK12Stomatitis and related lesionsK13Other diseases of lip and oral mucosaK14Diseases of tongue