K00.4
Billable

Disturbances in tooth formation

Billable / Specific Code

What is Disturbances in tooth formation?

ICD-10-CM K00.4 is the diagnosis code for Disturbances in tooth formation. This code falls under the section "Diseases of oral cavity and salivary glands" within Chapter 11 — Diseases of the digestive system (K00-K95). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions
⛔ Excludes1
â„šī¸ Excludes2

Coding Guidelines for K00.4

✅ This Code Includes

  • Aplasia and hypoplasia of cementum
  • Dilaceration of tooth
  • Enamel hypoplasia (neonatal) (postnatal) (prenatal)
  • Regional odontodysplasia
  • Turner's tooth

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as K00.4. They are mutually exclusive:

  • Hutchinson's teeth and mulberry molars in congenital syphilis (A50.5)

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in K00.4. If the patient has both, code each condition separately:

  • mottled teeth (K00.3)

ICD-10-CM Code Hierarchy

Understanding where K00.4 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is K00.4 a billable ICD-10-CM code?

Yes, K00.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does K00.4 mean?

K00.4 is the ICD-10-CM diagnosis code for "Disturbances in tooth formation". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of K00.4?

The parent code of K00.4 is K00 ("Disorders of tooth development and eruption"). K00.4 provides a more specific classification within this category.

What section is K00.4 in?

K00.4 is located in Section K00-K14 — "Diseases of oral cavity and salivary glands" within Chapter 11 of the ICD-10-CM Tabular List.

When should I use K00.4?

Use K00.4 when the patients documented diagnosis matches "Disturbances in tooth formation" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Disturbances in tooth formation?

The ICD-10-CM code for Disturbances in tooth formation is K00.4.

Can K00.4 be used for primary diagnosis?

Yes, K00.4 can be used as a primary diagnosis code since it is billable and specific.

What chapter is K00.4 in?

K00.4 is in Chapter 11 of the ICD-10-CM Tabular List.

What conditions are excluded from K00.4?

Type 1 Excludes for K00.4 include: Hutchinson's teeth and mulberry molars in congenital syphilis (A50.5).

Is K00.4 valid for 2026?

Yes, K00.4 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousK00.3Mottled teethNext →K00.5Hereditary disturbances in tooth structure, not elsewhere classified
Code Details
K00.4
Disturbances in tooth formation
Billable / Specific Code
11 — Diseases of the digestive system (K00-K95)
K00-K14 — Diseases of oral cavity and salivary glands
2026 ICD-10-CM