2026 ICD-10-CM Diagnosis Code M27.63Post-osseointegration mechanical failure of dental implant

ICD-10-CM Codes›M00–M99›M26-M27›M27

ICD-10-CM M27.63
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

M27.63 is a billable ICD-10-CM diagnosis code for post-osseointegration mechanical failure of dental implant. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 157 through 159. Coders also document this condition as failure of osseointegration of dental implant. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Any dental condition including traumatic injury; Caries, periodontitis, and other preventable dental conditions; and Disorders of jaw.

Code Identity

ICD-10-CM Code
M27.63
Billable Status
Yes — Valid for Submission
Code Describes
Post-osseointegration mechanical failure of dental implant
Short Description
Post-osseointegration mechanical failure of dental implant
Same as the full description in the CMS dataset.
Parent Code
M27.6
Endosseous dental implant failure

Code Classification

ChapterM00–M99Diseases of the musculoskeletal system and connective tissue
SectionM26-M27Dentofacial anomalies [including malocclusion] and other disorders of jaw
CategoryM27Other diseases of jaws
This CodeM27.63Post-osseointegration mechanical failure of dental implant

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Failure of osseointegration of dental implant
  • Fracture of dental implant
  • Fracture of dental implant screw
  • Loosening of dental implant screw
  • Loosening of musculoskeletal implant
  • Loosening of orthopedic device
  • Mechanical failure of dental implant after osseointegration

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Failure of dental prosthesis causing loss of dental implant
  • Fracture of dental implant

Type 2 Excludes

  • cracked tooth K03.81
  • fractured dental restorative material with loss of material K08.531
  • fractured dental restorative material without loss of material K08.530
  • fractured tooth S02.5

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Failure, failed
      • dental implant (endosseous)
        • due to
          • failure of dental prosthesis
    • Failure, failed
      • dental implant (endosseous)
        • post-osseointegration
          • mechanical
    • Fracture, pathological(pathologic)
      • dental implant

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR DEN001
Any dental condition including traumatic injury
Default principal diagnosis: inpatient No · outpatient No
CCSR DEN003
Caries, periodontitis, and other preventable dental conditions
Default principal diagnosis: inpatient No · outpatient No
CCSR MUS029
Disorders of jaw
Default principal diagnosis: inpatient Yes · outpatient Yes
CCSR DIG002
Disorders of teeth and gingiva
Default principal diagnosis: inpatient No · outpatient No
CCSR DEN002
Nontraumatic dental conditions
Default principal diagnosis: inpatient No · outpatient No

Convert M27.63 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
525.73 Post-osse mech fail impl
Exact Match The mapping is direct, with no qualifiers.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About M27.63Overview

Is M27.63 (Endosseous dental implant failure) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report post-osseointegration mechanical failure of dental implant on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does M27.63 group to?

When post-osseointegration mechanical failure of dental implant is the principal diagnosis on an inpatient stay, it groups to MS-DRG 157, 158, 159, with relative weights from 0.7085 to 1.7168 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of M27.63?

Under the General Equivalence Mappings, post-osseointegration mechanical failure of dental implant converts to ICD-9-CM 525.73 (post-osse mech fail impl). The mapping is a direct match.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.