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Diagnosis Code

Q18.5 MICROSTOMIA


Code Information

Diagnosis Code: Q18.5

Short Description: Microstomia

Long Description: Microstomia

The code Q18.5 is VALID for claim submission

Code Classification:

  • Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • Congenital malformations of eye, ear, face and neck (Q10-Q18)
      • Other congenital malformations of face and neck (Q18)
        • Q18.5 Microstomia

Code Version: 2022 ICD-10-CM


Synonyms

  • Flat face, microstomia, ear anomaly syndrome
  • Microstomia
  • Microstomia

Diagnostic Related Group(s)

The code Q18.5 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Dental And Oral Diseases With Mcc (157)
  • Dental And Oral Diseases With Cc (158)
  • Dental And Oral Diseases Without Cc/mcc (159)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
Q18.5 Right Arrow 744.84 Microstomia

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
Q18 Other congenital malformations of face and neck
Q18.0 Sinus, fistula and cyst of branchial cleft
Q18.1 Preauricular sinus and cyst
Q18.2 Other branchial cleft malformations
Q18.3 Webbing of neck
Q18.4 Macrostomia
Q18.6 Macrocheilia
Q18.7 Microcheilia
Q18.8 Other specified congenital malformations of face and neck
Q18.9 Congenital malformation of face and neck, unspecified

This page was last updated on: 10/1/2023

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