2020 ICD-10-CM Diagnosis Code M26.74

Alveolar mandibular hypoplasia

    2016 2017 2018 2019 2020 Billable/Specific Code
  • M26.74 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM M26.74 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of M26.74 - other international versions of ICD-10 M26.74 may differ.
The following code(s) above M26.74 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 M26.74:
  • M00-M99
    2020 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
    2020 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
Approximate Synonyms
  • Mandibular alveolar hypoplasia
ICD-10-CM M26.74 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 011 Tracheostomy for face, mouth & neck diagnoses or laryngectomy with mcc
  • 012 Tracheostomy for face, mouth & neck diagnoses or laryngectomy with cc
  • 013 Tracheostomy for face, mouth & 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 M26.74 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

Diagnosis Index entries containing back-references to M26.74:
  • Anomaly, anomalous (congenital) (unspecified type) Q89.9
    ICD-10-CM Diagnosis Code Q89.9

    Congenital malformation, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital anomaly NOS
    • Congenital deformity NOS
    • alveolar M26.70
      ICD-10-CM Diagnosis Code M26.70

      Unspecified alveolar anomaly

        2016 2017 2018 2019 2020 Billable/Specific Code
      • hypoplasia M26.79
        ICD-10-CM Diagnosis Code M26.79

        Other specified alveolar anomalies

          2016 2017 2018 2019 2020 Billable/Specific Code
        • mandibular M26.74
  • Hypoplasia, hypoplastic
    • jaw M26.09
      ICD-10-CM Diagnosis Code M26.09

      Other specified anomalies of jaw size

        2016 2017 2018 2019 2020 Billable/Specific Code
      • lower M26.04
        ICD-10-CM Diagnosis Code M26.04

        Mandibular hypoplasia

          2016 2017 2018 2019 2020 Billable/Specific Code
        • alveolar M26.74
    • mandible, mandibular M26.04
      ICD-10-CM Diagnosis Code M26.04

      Mandibular hypoplasia

        2016 2017 2018 2019 2020 Billable/Specific Code
      • alveolar M26.74

ICD-10-CM Codes Adjacent To M26.74
M26.631 Articular disc disorder of right temporomandibular joint
M26.632 Articular disc disorder of left temporomandibular joint
M26.633 Articular disc disorder of bilateral temporomandibular joint
M26.639 …… unspecified side
M26.69 Other specified disorders of temporomandibular joint
M26.7 Dental alveolar anomalies
M26.70 Unspecified alveolar anomaly
M26.71 Alveolar maxillary hyperplasia
M26.72 Alveolar mandibular hyperplasia
M26.73 Alveolar maxillary hypoplasia
M26.74 Alveolar mandibular hypoplasia
M26.79 Other specified alveolar anomalies
M26.8 Other dentofacial anomalies
M26.81 Anterior soft tissue impingement
M26.82 Posterior soft tissue impingement
M26.89 Other dentofacial anomalies
M26.9 Dentofacial anomaly, unspecified
M27 Other diseases of jaws
M27.0 Developmental disorders of jaws
M27.1 Giant cell granuloma, central
M27.2 Inflammatory conditions of jaws

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