2026 ICD-10-CM Diagnosis Code Q38.3Other congenital malformations of tongue

ICD-10-CM CodesQ00-Q99Q38-Q45Q38

ICD-10-CM Q38.3
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Q38.3 is a billable ICD-10-CM diagnosis code for other congenital malformations of tongue. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 157 through 159. The code is exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Digestive congenital anomalies.

Code Identity

ICD-10-CM Code
Q38.3
Billable Status
Yes — Valid for Submission
Code Describes
Other congenital malformations of tongue
Short Description
Other congenital malformations of tongue
Same as the full description in the CMS dataset.
Parent Code
Other congenital malformations of tongue, mouth and pharynx

Code Classification

ChapterQ00-Q99Congenital malformations, deformations and chromosomal abnormalities
SectionQ38-Q45Other congenital malformations of the digestive system
CategoryQ38Other congenital malformations of tongue, mouth and pharynx
This CodeQ38.3Other congenital malformations of tongue

Present on Admission (POA)Billing

Q38.3 is exempt from POA reporting on inpatient claims to general acute care hospitals. Review other POA exempt codes.

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Aberrant insertion of frenum of tongue
  • Bifid tongue
  • Cleft tongue
  • Combined malformation of central nervous system and skeletal muscle
  • Congenital adhesions of tongue
  • Congenital anomaly of tongue
  • Congenital anomaly of tongue, salivary gland AND/OR pharynx
  • Congenital malformation of tongue, mouth and pharynx
  • Congenital malposition of tongue
  • Congenital nuclear ophthalmoplegia
  • Congenital plicated tongue
  • Congenital protrusion of tongue
  • Cyst of oral soft tissue
  • Cyst of tongue
  • Digestive duplication cyst of tongue
  • Facial milia, lobate tongue, lingual and labial frenula syndrome
  • Lobulated tongue
  • Microglossia
  • Mucogingival deformity on edentulous ridge
  • Mucogingival deformity on edentulous ridge due to aberrant insertion of frenum of tongue
  • Ophthalmoplegia, intellectual disability, lingua scrotalis syndrome
  • Paralysis of tongue
  • Plicated tongue
  • Tongue absent
  • Trifid tongue

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Aglossia
  • Bifid tongue
  • Congenital adhesion of tongue
  • Congenital fissure of tongue
  • Congenital malformation of tongue NOS
  • Double tongue
  • Hypoglossia
  • Hypoplasia of tongue
  • Microglossia

Index to Diseases and InjuriesGuidance

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Absence(of) (organ or part) (complete or partial)
      • tongue, congenital
    • Accessory(congenital)
      • tongue
    • Adhesions, adhesive(postinfective)
      • congenital
        • tongue (to gum or roof of mouth)
    • Adhesions, adhesive(postinfective)
      • tongue, congenital (to gum or roof of mouth)
    • Agenesis
      • tongue
    • Aglossia(congenital)
    • Anomaly, anomalous(congenital) (unspecified type)
      • tongue
    • Bifid(congenital)
      • tongue
    • Bifurcation(congenital)
      • tongue, congenital
    • Cyst(colloid) (mucous) (simple) (retention)
      • congenital NEC
        • tongue
    • Deformity
      • tongue (congenital)
    • Displacement, displaced
      • tongue (downward) (congenital)
    • Distortion(s) (congenital)
      • tongue
    • Double
      • tongue
    • Fissure, fissured
      • tongue (acquired)
        • congenital
    • Furrowed
      • tongue
        • congenital
    • Hypoglossia
    • Hypoplasia, hypoplastic
      • tongue
    • Malformation(congenital)
      • lingual
    • Malformation(congenital)
      • tongue (congenital)
    • Malposition
      • congenital
        • tongue
    • Microglossia(congenital)
    • Trifid
      • tongue

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR MAL002
Digestive congenital anomalies
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Birth Defects

A birth defect is a problem that happens while a baby is developing in the mother's body. Most birth defects happen during the first 3 months of pregnancy. One out of every 33 babies in the United States is born with a birth defect.

The full article covers:

  • What are birth defects?
  • What causes birth defects?
  • Who is at risk of having a baby with birth defects?
  • How are birth defects diagnosed?
  • What are the treatments for birth defects?
  • Can birth defects be prevented?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert Q38.3 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
750.10 Tongue anomaly NOS
Approximate The match is approximate rather than exact.
ICD-9-CM
750.11 Aglossia
Approximate The match is approximate rather than exact.
ICD-9-CM
750.12 Cong adhesions of tongue
Approximate The match is approximate rather than exact.
ICD-9-CM
750.13 Cong fissure of tongue
Approximate The match is approximate rather than exact.
ICD-9-CM
750.16 Microglossia
Approximate The match is approximate rather than exact.
ICD-9-CM
750.19 Tongue anomaly NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About Q38.3Overview

Is Q38.3 (Other congenital malformations of tongue, mouth and pharynx) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report other congenital malformations of tongue on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does Q38.3 group to?

When other congenital malformations of tongue is the principal diagnosis on an inpatient stay, it groups to MS-DRG 157, 158, 159, with relative weights from 0.7085 to 1.7168 depending on complications. Higher weights mean higher Medicare reimbursement.

Is Q38.3 exempt from POA reporting?

Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for other congenital malformations of tongue on inpatient claims.

What is the ICD-9 equivalent of Q38.3?

Under the General Equivalence Mappings, other congenital malformations of tongue converts to ICD-9-CM 750.10 (tongue anomaly NOS), 750.11 (aglossia), and 750.12 (cong adhesions of tongue). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.