What does ICD-10 code K08.5 mean?

ICD-10 code K08.5 is the standardized code used for unsatisfactory restoration of tooth in medical records and coding systems.

When is ICD-10 code K08.5 used?

Doctors, hospitals, and insurers may use ICD-10 code K08.5 when recording unsatisfactory restoration of tooth in a standardized format. This entry may also act as a broader category that points toward more specific child codes.

Does ICD-10 code K08.5 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.

ICD10

ICD-10 Code K08.5: Unsatisfactory restoration of tooth

Name: ICD-10 Code K08.5: Unsatisfactory restoration of tooth
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:15:15.047Z

K08.5 is an ICD-10 diagnosis entry used to group records related to Unsatisfactory restoration of tooth. You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen. ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. 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 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. 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 unsatisfactory restoration of tooth in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.

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.
This entry may represent a broader category rather than the most specific billable code.

Code hierarchy

chapter

11Diseases of the digestive system (K00-K95)

block

K00-K14Diseases of oral cavity and salivary glands

Official coding notes

Inclusion terms

Defective bridge, crown, filling
Defective dental restoration

Excludes1 (do not code together)

dental restoration status (Z98.811)

Excludes2 (may code together if documented)

endosseous dental implant failure (M27.6-)
unsatisfactory endodontic treatment (M27.5-)

Where you may see this code

You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.

Related specialists

GastroenterologistGeneral Physician

Sibling codes

K08.0Exfoliation of teeth due to systemic causesbillable K08.1Complete loss of teeth K08.2Atrophy of edentulous alveolar ridge K08.3Retained dental rootbillable K08.4Partial loss of teeth K08.8Other specified disorders of teeth and supporting structures K08.9Disorder of teeth and supporting structures, unspecifiedbillable

Coding guidelines

Common synonyms

Unsatisfactory restoration of tooth

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.