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ICD-10-CM Diagnosis Code Q16.5

Effective Date: 10/01/2015 To 09/30/2025

Congenital malformation of inner ear

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
-- -- -- -- -- -- Acute No
Applicable To for Q16.5:
  • Congenital anomaly of membranous labyrinth

  • Congenital anomaly of organ of Corti

Back-references to Q16.5
  • Absence(of) (organ or part) (complete or partial)
    • ear, congenital Q16.9
      • inner Q16.5
      • inner ear, congenital Q16.5
        • labyrinth, membranous Q16.5
          • organ
            • of Corti, congenital Q16.5
          • Agenesis
            • labyrinth, membranous Q16.5
              • organ
                • of Corti Q16.5
              • Anomaly, anomalous(congenital) (unspecified type) Q89.9
                • ear(external) Q17.9
                  • inner Q16.5
                  • labyrinth, membranous Q16.5
                    • organ Q89.9
                      • of Corti Q16.5
                    • Aplasia see also Agenesis
                      • labyrinth, membranous Q16.5
                      • Collapse R55
                        • labyrinth, membranous(congenital) Q16.5
                        • Deformity Q89.9
                        • Degeneration, degenerative
                          • membranous labyrinth, congenital(causing impairment of hearing) Q16.5
                            • saccule, congenital(causing impairment of hearing) Q16.5
                            • Dilatation
                              • saccule, congenital Q16.5
                              • Distortion(s) (congenital)
                                • ear(auricle) (external) Q17.3
                                  • inner Q16.5
                                  • organ
                                    • of Corti Q16.5
                                  • Enlargement, enlarged see also Hypertrophy
                                    • vestibular aqueduct Q16.5
                                    • Malformation(congenital) see also Anomaly
                                      • Mondini's(congenital) (malformation, cochlea) Q16.5
                                        • cochlea Q16.5
                                          • ear Q17.9
                                            • inner Q16.5
                                            • internal ear Q16.5
                                            • Mondini's malformation(cochlea) Q16.5
                                            • Chapter, Section and Diagnosis Prefix for Q16.5
                                                Q00-Q99 :

                                                Congenital malformations, deformations and chromosomal abnormalities

                                                Q10-Q18 :

                                                Congenital malformations of eye, ear, face and neck

                                                Q16 :

                                                Congenital malformations of ear causing impairment of hearing