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ICD-10-CM 2027

ICD-10 code for Imperfect

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Imperfect”. Page updated September 29, 2026.

About coding Imperfect

The official ICD-10-CM index doesn't give a single default code for imperfect; the code depends on the details below.

More specific Imperfect codes (official index)

  • aeration, lung (newborn) NEC
  • closure (congenital)
  • alimentary tract NEC Q45.8 — Other specified congenital malformations of digestive system
  • lower Q43.8 — Other specified congenital malformations of intestine
  • upper Q40.8 — Other specified congenital malformations of upper alimentary tract
  • atrioventricular ostium Q21.20 — Atrioventricular septal defect, unspecified as to partial or complete
  • atrium (secundum) Q21.11 — Secundum atrial septal defect
  • branchial cleft NOS Q18.2 — Other branchial cleft malformations
  • cyst Q18.0 — Sinus, fistula and cyst of branchial cleft
  • fistula Q18.0 — Sinus, fistula and cyst of branchial cleft
  • sinus Q18.0 — Sinus, fistula and cyst of branchial cleft
  • choroid Q14.3 — Congenital malformation of choroid
  • cricoid cartilage Q31.8 — Other congenital malformations of larynx
  • cusps, heart valve NEC Q24.8 — Other specified congenital malformations of heart
  • pulmonary Q22.3 — Other congenital malformations of pulmonary valve
  • ductus
  • arteriosus Q25.0 — Patent ductus arteriosus
  • Botalli Q25.0 — Patent ductus arteriosus
  • ear drum (causing impairment of hearing) Q16.4 — Other congenital malformations of middle ear
  • esophagus with communication to bronchus or trachea Q39.1 — Atresia of esophagus with tracheo-esophageal fistula
  • eyelid Q10.3 — Other congenital malformations of eyelid
  • foramen
  • botalli Q21.12 — Patent foramen ovale
  • ovale Q21.12 — Patent foramen ovale
  • genitalia, genital organ (s) or system
  • female Q52.8 — Other specified congenital malformations of female genitalia
  • external Q52.79 — Other congenital malformations of vulva
  • internal NEC Q52.8 — Other specified congenital malformations of female genitalia
  • male Q55.8 — Other specified congenital malformations of male genital organs
  • glottis Q31.8 — Other congenital malformations of larynx
  • interatrial ostium or septum Q21.19 — Other specified atrial septal defect
  • interauricular ostium or septum Q21.19 — Other specified atrial septal defect
  • interventricular ostium or septum Q21.0 — Ventricular septal defect
  • larynx Q31.8 — Other congenital malformations of larynx
  • lip
  • nasal septum Q30.3 — Congenital perforated nasal septum
  • nose Q30.2 — Fissured, notched and cleft nose
  • omphalomesenteric duct Q43.0 — Meckel's diverticulum (displaced) (hypertrophic)
  • optic nerve entry Q14.2 — Congenital malformation of optic disc
  • organ or site not listed
  • ostium
  • interatrial Q21.19 — Other specified atrial septal defect
  • interauricular Q21.19 — Other specified atrial septal defect
  • interventricular Q21.0 — Ventricular septal defect
  • palate
  • preauricular sinus Q18.1 — Preauricular sinus and cyst
  • retina Q14.1 — Congenital malformation of retina
  • roof of orbit Q75.8 — Other specified congenital malformations of skull and face bones
  • sclera Q13.5 — Blue sclera
  • septum
  • aorticopulmonary Q21.4 — Aortopulmonary septal defect
  • atrial (secundum) Q21.19 — Other specified atrial septal defect
  • between aorta and pulmonary artery Q21.4 — Aortopulmonary septal defect
  • heart Q21.9 — Congenital malformation of cardiac septum, unspecified
  • interatrial (secundum) Q21.19 — Other specified atrial septal defect
  • interauricular (secundum) Q21.19 — Other specified atrial septal defect
  • interventricular Q21.0 — Ventricular septal defect
  • in tetralogy of Fallot Q21.3 — Tetralogy of Fallot
  • nasal Q30.3 — Congenital perforated nasal septum
  • ventricular Q21.0 — Ventricular septal defect
  • with pulmonary stenosis or atresia, dextraposition of aorta, and hypertrophy of right ventricle Q21.3 — Tetralogy of Fallot
  • in tetralogy of Fallot Q21.3 — Tetralogy of Fallot
  • skull Q75.009 — Craniosynostosis, unspecified
  • with
  • anencephaly Q00.0 — Anencephaly
  • encephalocele
  • hydrocephalus Q03.9 — Congenital hydrocephalus, unspecified
  • with spina bifida
  • microcephaly Q02 — Microcephaly
  • spine (with meningocele)
  • trachea Q32.1 — Other congenital malformations of trachea
  • tympanic membrane (causing impairment of hearing) Q16.4 — Other congenital malformations of middle ear
  • uterus Q51.818 — Other congenital malformations of uterus
  • vitelline duct Q43.0 — Meckel's diverticulum (displaced) (hypertrophic)
  • erection
  • fusion
  • inflation, lung (newborn)
  • posture R29.3 — Abnormal posture
  • rotation, intestine Q43.3 — Congenital malformations of intestinal fixation
  • septum, ventricular Q21.0 — Ventricular septal defect

Common questions about Imperfect ICD-10 codes

What is the ICD-10 code for posture imperfect?

R29.3 — Abnormal posture.