ICD-10-CM Alphabetic Index · FY 2026 53 Entries
Diverticulum in the ICD-10-CM Index ICD-10-CM
The main term Diverticulum, diverticula (multiple) carries 53 index entries pointing to 22 ICD-10-CM codes. The default entry is K57.90, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
53
Index Entries
22
Codes Referenced
K57.90
Default Code
D
Letter
53 of 53 shown
ICD-10-CM
Index Entries Under Diverticulum 53 entries · 22 codes
Diverticulum, diverticula (multiple) K57.90
appendix (noninflammatory) K38.2
bladder (sphincter) N32.3
congenital Q64.6
bronchus (congenital) Q32.4
acquired J98.09
calyx, calyceal (kidney) N28.89
cardia (stomach) K31.4
cecum see Diverticulosis, intestine, large
congenital Q43.8
colon see Diverticulosis, intestine, large
congenital Q43.8
duodenum see Diverticulosis, intestine, small
congenital Q43.8
epiphrenic (esophagus) K22.5
esophagus (congenital) Q39.6
acquired (epiphrenic) (pulsion) (traction) K22.5
eustachian tube see Disorder, eustachian tube, specified NEC
fallopian tube N83.8
gastric K31.4
heart (congenital) Q24.8
ileum see Diverticulosis, intestine, small
jejunum see Diverticulosis, intestine, small
kidney (pelvis) (calyces) N28.89
with calculus see Calculus, kidney
Meckel's (displaced) (hypertrophic) Q43.0
malignant see Table of Neoplasms, small intestine, malignant
midthoracic K22.5
organ or site, congenital NEC see Distortion
pericardium (congenital) (cyst) Q24.8
acquired I31.8
pharyngoesophageal (congenital) Q39.6
acquired K22.5
pharynx (congenital) Q38.7
rectosigmoid see Diverticulosis, intestine, large
congenital Q43.8
rectum see Diverticulosis, intestine, large
Rokitansky's K22.5
seminal vesicle N50.89
sigmoid see Diverticulosis, intestine, large
congenital Q43.8
stomach (acquired) K31.4
congenital Q40.2
trachea (acquired) J39.8
ureter (acquired) N28.89
congenital Q62.8
ureterovesical orifice N28.89
urethra (acquired) N36.1
congenital Q64.79
ventricle, left (congenital) Q24.8
vesical N32.3
congenital Q64.6
Zenker's (esophagus) K22.5
The info icon previews the code's description and billable status; the code link opens its full page with all notations.
Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
