M26.50
Billable codeDentofacial functional abnormalities, unspecified
The ICD-10 code for dentofacial functional abnormalities, unspecified is M26.50.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M26.51Abnormal jaw closure
- M26.52Limited mandibular range of motion
- M26.53Deviation in opening and closing of the mandible
- M26.54Insufficient anterior guidance
- M26.55Centric occlusion maximum intercuspation discrepancy
- M26.56Non-working side interference
- M26.57Lack of posterior occlusal support
- M26.59Other dentofacial functional abnormalities
- M26.50Dentofacial functional abnormalities, unspecified
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 52450
Associated MS-DRGs
M26.50 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 011Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with MCC
- DRG 012Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with CC
- DRG 013Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy without CC/MCC
- DRG 157Dental and Oral Diseases with MCC
- DRG 158Dental and Oral Diseases with CC
- DRG 159Dental and Oral Diseases without CC/MCC