ICD10BillableValid for clinical use

ICD-10 Code M26.211: Malocclusion, Angle's class I

M26.211 is a billable ICD-10 diagnosis code used to classify Malocclusion, Angle's class I 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 musculoskeletal system and connective tissue (M00-M99).

Reviewed by HealthAssure Clinical TeamUpdated 26 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 musculoskeletal system and connective tissue (M00-M99).

When is it used?

  • May be used when a clinician documents malocclusion, angle's class i 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
13Diseases of the musculoskeletal system and connective tissue (M00-M99)
block
M26-M27Dentofacial anomalies [including malocclusion] and other disorders of jaw
category
M26Dentofacial anomalies [including malocclusion]
category
M26.2Anomalies of dental arch relationship
category
M26.21Malocclusion, Angle's class
currentM26.21

Official coding notes

Inclusion terms
  • Neutro-occlusion

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

Orthopedic SpecialistRheumatologist

Coverage-related procedures and services

CPT 96105high
ASSESSMENT OF APHASIA (INCLUDES ASSESSMENT OF EXPRESSIVE AND RECEPTIVE SPEECH AND LANGUAGE FUNCTION, LANGUAGE COMPREHENSION, SPEECH PRODUCTION ABILITY, READING, SPELLING, WRITING, EG, BY BOSTON DIAGNOSTIC APHASIA EXAMINATION) WITH INTERPRETATION AND REPORT, PER HOUR
Source: CMS coverage guidance
CPT 92651high
AUDITORY EVOKED POTENTIALS; FOR HEARING STATUS DETERMINATION, BROADBAND STIMULI, WITH INTERPRETATION AND REPORT
Source: CMS coverage guidance
CPT 92652high
AUDITORY EVOKED POTENTIALS; FOR THRESHOLD ESTIMATION AT MULTIPLE FREQUENCIES, WITH INTERPRETATION AND REPORT
Source: CMS coverage guidance
CPT 92653high
AUDITORY EVOKED POTENTIALS; NEURODIAGNOSTIC, WITH INTERPRETATION AND REPORT
Source: CMS coverage guidance
CPT 92650high
AUDITORY EVOKED POTENTIALS; SCREENING OF AUDITORY POTENTIAL WITH BROADBAND STIMULI, AUTOMATED ANALYSIS
Source: CMS coverage guidance
CPT 92633high
AUDITORY REHABILITATION; POSTLINGUAL HEARING LOSS
Source: CMS coverage guidance

Coding guidelines

Common synonyms

Malocclusion, Angle's class I

Frequently asked questions

Code details

CodeM26.211
SystemICD10
Display nameMalocclusion, Angle's class I
ChapterDiseases of the musculoskeletal system and connective tissue (M00-M99)
BlockDentofacial anomalies [including malocclusion] and other disorders of jaw

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Malocclusion(teeth)Neutroclusion

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.

ICD-10 Code M26.211 for Malocclusion, Angle's class I | HealthAssure