K83.8
Other specified diseases of biliary tract
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 11 never code together
K83code
K00-K95chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 4
K83.8code
Inclusion terms
- Adhesions of biliary tract
- Atrophy of biliary tract
- Hypertrophy of biliary tract
- Ulcer of biliary tract
Index entries leading here 16
- Deformity Q89.9
- Adhesions, adhesive (postinfective) K66.0
- Atrophy, atrophic (of)
- bile duct (common) (hepatic) K83.8
- Contraction (s) , contracture, contracted
- bile duct (common) (hepatic) K83.8
- Cicatrix (adherent) (contracted) (painful) (vicious) L90.5
- Disease, diseased — see also Syndrome
- Hypertrophy, hypertrophic
- bile duct (common) (hepatic) K83.8
- Torsion
- bile duct (common) (hepatic) K83.8
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative
- bile duct (common) (hepatic) K83.8
- Dyssynergia
- biliary K83.8
- Insufficiency, insufficient
- biliary K83.8
- Cholangiectasis K83.8
- Cholangiohepatitis K83.8
- Spasm (s) , spastic, spasticity R25.2
- common duct K83.8
- Dilatation
- common duct (acquired) K83.8
- Hematobilia K83.8
Alongside this code 7 same parent — K83
Medications 2
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.