2023

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  3. M26-M27
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  5. 2023 ICD-10-CM Diagnosis Code M26.55

2023 ICD-10-CM Diagnosis Code M26.55

Centric occlusion maximum intercuspation discrepancy

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • M26.55 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM M26.55 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of M26.55 - other international versions of ICD-10 M26.55 may differ.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as M26.55. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • centric occlusion NOS (
    ICD-10-CM Diagnosis Code M26.59

    Other dentofacial functional abnormalities

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Centric occlusion (of teeth) NOS
    • Malocclusion due to abnormal swallowing
    • Malocclusion due to mouth breathing
    • Malocclusion due to tongue, lip or finger habits
    M26.59
    )
The following code(s) above M26.55 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to M26.55:
  • M00-M99
    2023 ICD-10-CM Range M00-M99

    Diseases of the musculoskeletal system and connective tissue

    Note
    • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
    Type 2 Excludes
    • arthropathic psoriasis (L40.5-)
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • compartment syndrome (traumatic) (T79.A-)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the musculoskeletal system and connective tissue
  • M26-M27
    2023 ICD-10-CM Range M26-M27

    Dentofacial anomalies [including malocclusion] and other disorders of jaw

    Type 1 Excludes
    • hemifacial atrophy or hypertrophy (Q67.4)
    • unilateral condylar hyperplasia or hypoplasia (M27.8)
    Dentofacial anomalies [including malocclusion] and other disorders of jaw
  • M26.5
    ICD-10-CM Diagnosis Code M26.5

    Dentofacial functional abnormalities

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Dentofacial functional abnormalities
ICD-10-CM M26.55 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 011 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with mcc
  • 012 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with cc
  • 013 Tracheostomy for face, mouth and neck diagnoses or laryngectomy without cc/mcc
  • 157 Dental and oral diseases with mcc
  • 158 Dental and oral diseases with cc
  • 159 Dental and oral diseases without cc/mcc

Convert M26.55 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to M26.55:
  • Discrepancy
    • centric occlusion maximum intercuspation M26.55
  • Occlusion, occluded
    • centric (of teeth) M26.59
      ICD-10-CM Diagnosis Code M26.59

      Other dentofacial functional abnormalities

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      Applicable To
      • Centric occlusion (of teeth) NOS
      • Malocclusion due to abnormal swallowing
      • Malocclusion due to mouth breathing
      • Malocclusion due to tongue, lip or finger habits
      • maximum intercuspation discrepancy M26.55

ICD-10-CM Codes Adjacent To M26.55
M26.36 Insufficient interocclusal distance of fully erupted teeth (ridge)
M26.37 Excessive interocclusal distance of fully erupted teeth
M26.39 Other anomalies of tooth position of fully erupted tooth or teeth
M26.4 Malocclusion, unspecified
M26.5 Dentofacial functional abnormalities
M26.50 …… unspecified
M26.51 Abnormal jaw closure
M26.52 Limited mandibular range of motion
M26.53 Deviation in opening and closing of the mandible
M26.54 Insufficient anterior guidance
M26.55 Centric occlusion maximum intercuspation discrepancy
M26.56 Non-working side interference
M26.57 Lack of posterior occlusal support
M26.59 Other dentofacial functional abnormalities
M26.6 Temporomandibular joint disorders
M26.60 Temporomandibular joint disorder, unspecified
M26.601 Right temporomandibular joint disorder, unspecified
M26.602 Left temporomandibular joint disorder, unspecified
M26.603 Bilateral temporomandibular joint disorder, unspecified
M26.609 Unspecified temporomandibular joint disorder, unspecified side
M26.61 Adhesions and ankylosis of temporomandibular joint

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

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