K08.5 Unsatisfactory restoration of tooth

⚠ Non-Billable ICD-10-CM 2026
Create your free account → Open K08.5 in the app →

Get what a quick lookup can't: the AI assistant for official-guideline questions, HCC risk-adjustment mappings (CMS-HCC V24/V28, RxHCC), FDA drug indications, and AHA Coding Clinic references for K08.5.

The ICD-10-CM code for Unsatisfactory restoration of tooth is K08.5 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
K00-K14: Diseases of oral cavity and salivary glands (K00-K14)
Category K08
90 codes (73 billable)
FY2026 Status
Stable since FY2024
Excludes1
Not coded here. These conditions should NOT be coded together with K08.5.
  • dental restoration status (Z98.811)
Excludes2
Not included here. These conditions are coded elsewhere but may be coded together if applicable.
  • endosseous dental implant failure (M27.6-)
  • unsatisfactory endodontic treatment (M27.5-)

Inclusion Terms

  • Defective bridge, crown, filling
  • Defective dental restoration

Official Coding Guidelines

Chapter 11 reserved for future expansion

11. Chapter 11: Diseases of the Digestive System (K00-K95) Reserved for future guideline expansion

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.11

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Cite This Page

Reference K08.5 with the canonical source and edition:

K08.5 — Unsatisfactory restoration of tooth. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/K08.5

Canonical URL: https://icd10codingpro.com/codes/K08.5

Related Codes

Parent Code

K08 Other disorders of teeth and supporting structures

More Specific Codes

K08.50 Unsatisfactory restoration of tooth, unspecified K08.51 Open restoration margins of tooth K08.52 Unrepairable overhanging of dental restorative materials K08.53 Fractured dental restorative material K08.54 Contour of existing restoration of tooth biologically incompatible with oral health K08.55 Allergy to existing dental restorative material K08.56 Poor aesthetic of existing restoration of tooth K08.59 Other unsatisfactory restoration of tooth

Other Codes Under K08

K08.0 Exfoliation of teeth due to systemic causes K08.1 Complete loss of teeth K08.2 Atrophy of edentulous alveolar ridge K08.3 Retained dental root K08.4 Partial loss of teeth K08.8 Other specified disorders of teeth and supporting structures K08.9 Disorder of teeth and supporting structures, unspecified
Search all 70,000+ ICD-10-CM codes →
Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

Get HCC Mappings, Clinical Summaries, and More

Access premium features including HCC risk adjustment, FDA drug indications, AI coding assistant, and comprehensive clinical context.

Start Free Trial