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ICD-10-CM Codes
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M00-M99
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M26-M27
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M26-
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2023 ICD-10-CM Diagnosis Code M26.59
2023 ICD-10-CM Diagnosis Code M26.59
Other dentofacial functional abnormalities
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- M26.59 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 M26.59 became effective on October 1, 2022.
- This is the American ICD-10-CM version of M26.59 - other international versions of ICD-10 M26.59 may differ.
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
The following code(s) above
M26.59 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
M26.59:
- M00-M99
2023 ICD-10-CM Range M00-M99
Diseases of the musculoskeletal system and connective tissueNote- 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)
- M26-M27
2023 ICD-10-CM Range M26-M27
Dentofacial anomalies [including malocclusion] and other disorders of jawType 1 Excludes- hemifacial atrophy or hypertrophy (Q67.4)
- unilateral condylar hyperplasia or hypoplasia (M27.8)
- 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
- Abnormal breathing or swallowing
- Abnormal breathing or swallowing due to dentofacial dysfunction
- Tongue thrust behavior beyond early childhood
- Tongue thrusting when swallowing, abnormal persistence beyond early childhood
ICD-10-CM M26.59 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 M26.59 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
Code annotations containing back-references to M26.59:
- Anomaly, anomalous (congenital) (unspecified type) Q89.9
ICD-10-CM Diagnosis Code Q89.9
Congenital malformation, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code POA Exempt
Applicable To- Congenital anomaly NOS
- Congenital deformity NOS
- dentofacial M26.9
ICD-10-CM Diagnosis Code M26.9
Dentofacial anomaly, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- functional M26.50
ICD-10-CM Diagnosis Code M26.50
Dentofacial functional abnormalities, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- Malocclusion (teeth) M26.4
ICD-10-CM Diagnosis Code M26.4
Malocclusion, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- due to
- abnormal swallowing M26.59
- mouth breathing M26.59
- tongue, lip or finger habits M26.59
- Occlusion, occluded
ICD-10-CM Codes Adjacent To M26.59
M26.4 Malocclusion, unspecified
M26.5 Dentofacial functional abnormalities
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
M26.611 Adhesions and ankylosis of right temporomandibular joint
M26.612 Adhesions and ankylosis of left temporomandibular joint
M26.613 Adhesions and ankylosis of bilateral temporomandibular joint
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
