What does ICD-10 code K08.409 mean?

ICD-10 code K08.409 is the standardized code used for partial loss of teeth, unspecified cause, unspecified class in medical records and coding systems.

When is ICD-10 code K08.409 used?

Doctors, hospitals, and insurers may use ICD-10 code K08.409 when recording partial loss of teeth, unspecified cause, unspecified class in a standardized format.

Does ICD-10 code K08.409 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10BillableValid for clinical use

ICD-10 Code K08.409: Partial loss of teeth, unspecified cause, unspecified class

Name: ICD-10 Code K08.409: Partial loss of teeth, unspecified cause, unspecified class
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:15:14.207Z

K08.409 is a billable ICD-10 diagnosis code used to classify Partial loss of teeth, unspecified cause, unspecified class in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the digestive system (K00-K95).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the digestive system (K00-K95).

When is it used?

May be used when a clinician documents partial loss of teeth, unspecified cause, unspecified class in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

A code alone does not explain severity, treatment plan, or outcome.
A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter

11Diseases of the digestive system (K00-K95)

block

K00-K14Diseases of oral cavity and salivary glands

Official coding notes

Inclusion terms

Tooth extraction status NOS

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

GastroenterologistGeneral Physician

Sibling codes

K08.401Partial loss of teeth, unspecified cause, class Ibillable K08.402Partial loss of teeth, unspecified cause, class IIbillable K08.403Partial loss of teeth, unspecified cause, class IIIbillable K08.404Partial loss of teeth, unspecified cause, class IVbillable

Coding guidelines

Common synonyms

Partial loss of teeth, unspecified cause, unspecified classPartial loss of teeth, unspecified cause

Frequently asked questions

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.