Q00–Q99: Congenital Malformations, Deformations and Chromosomal Abnormalities
Chapter 17 of ICD-10-CM 2027, 1,095 codes in 12 blocks.
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Chapter instructions
Excludes2: not included here, code separately if applicable
- inborn errors of metabolism (E70-E88)
Codes in this chapter
All codesBillable only1,095 results
- Q44.0Agenesis, aplasia and hypoplasia of gallbladder
- Q44.1Other congenital malformations of gallbladder
- Q44.2Atresia of bile ducts
- Q44.3Congenital stenosis and stricture of bile ducts
- Q44.4Choledochal cyst
- Q44.5Other congenital malformations of bile ducts
- Q44.6Cystic disease of liver
- Q44.7Other congenital malformations of liver
- Q44.70Other congenital malformation of liver, unspecified
- Q44.71Alagille syndrome
- Q44.79Other congenital malformations of liver
- Q45Other congenital malformations of digestive system
- Q45.0Agenesis, aplasia and hypoplasia of pancreas
- Q45.1Annular pancreas
- Q45.2Congenital pancreatic cyst
- Q45.3Other congenital malformations of pancreas and pancreatic duct
- Q45.8Other specified congenital malformations of digestive system
- Q45.9Congenital malformation of digestive system, unspecified
- Q50Congenital malformations of ovaries, fallopian tubes and broad ligaments
- Q50.0Congenital absence of ovary
- Q50.01Congenital absence of ovary, unilateral
- Q50.02Congenital absence of ovary, bilateral
- Q50.1Developmental ovarian cyst
- Q50.2Congenital torsion of ovary
- Q50.3Other congenital malformations of ovary
- Q50.31Accessory ovary
- Q50.32Ovarian streak
- Q50.39Other congenital malformation of ovary
- Q50.4Embryonic cyst of fallopian tube
- Q50.5Embryonic cyst of broad ligament
- Q50.6Other congenital malformations of fallopian tube and broad ligament
- Q51Congenital malformations of uterus and cervix
- Q51.0Agenesis and aplasia of uterus
- Q51.1Doubling of uterus with doubling of cervix and vagina
- Q51.10Doubling of uterus with doubling of cervix and vagina without obstruction
- Q51.11Doubling of uterus with doubling of cervix and vagina with obstruction
- Q51.2Other doubling of uterus
- Q51.21Complete doubling of uterus
- Q51.22Partial doubling of uterus
- Q51.28Other and unspecified doubling of uterus
- Q51.3Bicornate uterus
- Q51.4Unicornate uterus
- Q51.5Agenesis and aplasia of cervix
- Q51.6Embryonic cyst of cervix
- Q51.7Congenital fistulae between uterus and digestive and urinary tracts
- Q51.8Other congenital malformations of uterus and cervix
- Q51.81Other congenital malformations of uterus
- Q51.810Arcuate uterus
- Q51.811Hypoplasia of uterus
- Q51.818Other congenital malformations of uterus