Q38.2 Macroglossia

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Applicable to

• Congenital hypertrophy of tongue

Applies from Q38 Other congenital malformations of tongue, mouth and pharynx

Excludes1 (never code together)

• dentofacial anomalies (M26.-)
• macrostomia (Q18.4)
• microstomia (Q18.5)

MS-DRG index

Defines the logic of DRG(s) 011-013 in MDC PRE.

Approximate ICD-9-CM (GEMs)

• 750.15 Macroglossia

Code annotations containing back-references to Q38.2

Back-references to Q38.2

• Type 2 Excludes: K14 Diseases of tongue ("macroglossia (congenital) (Q38.2)")

Diagnosis Index entries for Q38.2

• Hypertrophy, hypertrophic › tongue › congenital
• Macroglossia (congenital)
• Malformation (congenital) › tongue (congenital) › hypertrophy

Nearby codes

• Q38 Other congenital malformations of tongue, mouth and pharynx
• Q38.0 Congenital malformations of lips, not elsewhere classified
• Q38.1 Ankyloglossia
• Q38.2 Macroglossia (this code)
• Q38.3 Other congenital malformations of tongue
• Q38.4 Congenital malformations of salivary glands and ducts
• Q38.5 Congenital malformations of palate, not elsewhere classified
• Q38.6 Other congenital malformations of mouth
• Q38.7 Congenital pharyngeal pouch