Q38.4 Congenital malformations of salivary glands and ducts

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

Applicable to

• Atresia of salivary glands and ducts
• Congenital absence of salivary glands and ducts
• Congenital accessory salivary glands and ducts
• Congenital fistula of salivary gland

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)

• 750.21 Absence of salivary gland (approximate)
• 750.22 Accessory salivary gland (approximate)
• 750.23 Atresia, salivary duct (approximate)
• 750.24 Congenital fistula of salivary gland (approximate)

Code annotations containing back-references to Q38.4

Back-references to Q38.4

• Type 1 Excludes: K11.4 Fistula of salivary gland ("congenital fistula of salivary gland (Q38.4)")

Diagnosis Index entries for Q38.4

• Absence (of) (organ or part) (complete or partial) › salivary gland (s), congenital
• Accessory (congenital) › parotid gland (and duct)
• Accessory (congenital) › salivary gland
• Accessory (congenital) › submaxillary gland
• Agenesis › parotid gland (s)
• Agenesis › salivary gland
• Agenesis › submaxillary gland (s) (congenital)
• Anomaly, anomalous (congenital) (unspecified type) › Bartholin's duct
• Anomaly, anomalous (congenital) (unspecified type) › parotid (gland)
• Anomaly, anomalous (congenital) (unspecified type) › salivary duct or gland
• Anomaly, anomalous (congenital) (unspecified type) › stenonian duct
• Anomaly, anomalous (congenital) (unspecified type) › submaxillary gland
• Atresia, atretic › parotid duct
• Atresia, atretic › salivary duct
• Atresia, atretic › sublingual duct
• Atresia, atretic › submandibular duct
• Atresia, atretic › submaxillary duct
• Calculus, calculi, calculous › sublingual duct or gland › congenital
• Cyst (colloid) (mucous) (simple) (retention) › congenital NEC › salivary gland (any)
• Deformity › parotid (gland) (congenital)
• Deformity › salivary gland or duct (congenital)
• Deformity › submandibular gland (congenital)
• Deformity › submaxillary gland (congenital)
• Displacement, displaced › opening of Wharton's duct in mouth
• Displacement, displaced › parotid gland (congenital)
• Displacement, displaced › salivary gland (any) (congenital)
• Displacement, displaced › sublingual duct
• Duplication, duplex › salivary duct
• Fistula (cutaneous) › salivary duct or gland (any) › congenital
• Fusion, fused (congenital) › sublingual duct with submaxillary duct at opening in mouth
• Hypertrophy, hypertrophic › salivary gland (any) › congenital
• Hypoplasia, hypoplastic › parotid gland
• Ranula › congenital

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
• Q38.3 Other congenital malformations of tongue
• Q38.4 Congenital malformations of salivary glands and ducts (this code)
• Q38.5 Congenital malformations of palate, not elsewhere classified
• Q38.6 Other congenital malformations of mouth
• Q38.7 Congenital pharyngeal pouch
• Q38.8 Other congenital malformations of pharynx