ICD-10-CM 2027
ICD-10 code for duplication
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Duplication, duplex”. Page updated September 29, 2026.
About coding duplication
The official ICD-10-CM index doesn't give a single default code for duplication; the code depends on the details below.
More specific duplication codes (official index)
- alimentary tract Q45.8 — Other specified congenital malformations of digestive system
- anus Q43.4 — Duplication of intestine
- appendix (and cecum) Q43.4 — Duplication of intestine
- biliary duct (any) Q44.5 — Other congenital malformations of bile ducts
- bladder Q64.79 — Other congenital malformations of bladder and urethra
- cecum (and appendix) Q43.4 — Duplication of intestine
- cervix Q51.820 — Cervical duplication
- chromosome NEC
- with complex rearrangements NEC Q92.5 — Duplications with other complex rearrangements
- seen only at prometaphase Q92.8 — Other specified trisomies and partial trisomies of autosomes
- cystic duct Q44.5 — Other congenital malformations of bile ducts
- digestive organs Q45.8 — Other specified congenital malformations of digestive system
- esophagus Q39.8 — Other congenital malformations of esophagus
- frontonasal process Q75.8 — Other specified congenital malformations of skull and face bones
- intestine (large) (small) Q43.4 — Duplication of intestine
- kidney Q63.0 — Accessory kidney
- liver Q44.79 — Other congenital malformations of liver
- pancreas Q45.3 — Other congenital malformations of pancreas and pancreatic duct
- penis Q55.69 — Other congenital malformation of penis
- respiratory organs NEC Q34.8 — Other specified congenital malformations of respiratory system
- salivary duct Q38.4 — Congenital malformations of salivary glands and ducts
- spinal cord (incomplete) Q06.2 — Diastematomyelia
- stomach Q40.2 — Other specified congenital malformations of stomach
Common questions about duplication ICD-10 codes
What is the ICD-10 code for alimentary tract duplication?
- Q45.8 — Other specified congenital malformations of digestive system.
What is the ICD-10 code for anus duplication?
- Q43.4 — Duplication of intestine.
What is the ICD-10 code for appendix duplication?
- Q43.4 — Duplication of intestine.
What is the ICD-10 code for biliary duct duplication?
- Q44.5 — Other congenital malformations of bile ducts.
What is the ICD-10 code for bladder duplication?
- Q64.79 — Other congenital malformations of bladder and urethra.
What is the ICD-10 code for cecum duplication?
- Q43.4 — Duplication of intestine.
What is the ICD-10 code for cervix duplication?
- Q51.820 — Cervical duplication.