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ICD-10-CM 2027

ICD-10 code for calculus

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

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

About coding calculus

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

More specific calculus codes (official index)

  • ampulla of Vater
  • anuria (impacted) (recurrent) N20.9 — Urinary calculus, unspecified
  • appendix K38.1 — Appendicular concretions
  • bile duct (common) (hepatic) K80.50 — Calculus of bile duct without cholangitis or cholecystitis without obstruction
  • with
  • calculus of gallbladder
  • cholangitis K80.30 — Calculus of bile duct with cholangitis, unspecified, without obstruction
  • with
  • cholecystitis
  • obstruction K80.31 — Calculus of bile duct with cholangitis, unspecified, with obstruction
  • acute K80.32 — Calculus of bile duct with acute cholangitis without obstruction
  • with
  • chronic cholangitis K80.36 — Calculus of bile duct with acute and chronic cholangitis without obstruction
  • with obstruction K80.37 — Calculus of bile duct with acute and chronic cholangitis with obstruction
  • obstruction K80.33 — Calculus of bile duct with acute cholangitis with obstruction
  • chronic K80.34 — Calculus of bile duct with chronic cholangitis without obstruction
  • with
  • acute cholangitis K80.36 — Calculus of bile duct with acute and chronic cholangitis without obstruction
  • with obstruction K80.37 — Calculus of bile duct with acute and chronic cholangitis with obstruction
  • obstruction K80.35 — Calculus of bile duct with chronic cholangitis with obstruction
  • cholecystitis (with cholangitis) K80.40 — Calculus of bile duct with cholecystitis, unspecified, without obstruction
  • with obstruction K80.41 — Calculus of bile duct with cholecystitis, unspecified, with obstruction
  • acute K80.42 — Calculus of bile duct with acute cholecystitis without obstruction
  • with
  • chronic cholecystitis K80.46 — Calculus of bile duct with acute and chronic cholecystitis without obstruction
  • with obstruction K80.47 — Calculus of bile duct with acute and chronic cholecystitis with obstruction
  • obstruction K80.43 — Calculus of bile duct with acute cholecystitis with obstruction
  • chronic K80.44 — Calculus of bile duct with chronic cholecystitis without obstruction
  • with
  • acute cholecystitis K80.46 — Calculus of bile duct with acute and chronic cholecystitis without obstruction
  • with obstruction K80.47 — Calculus of bile duct with acute and chronic cholecystitis with obstruction
  • obstruction K80.45 — Calculus of bile duct with chronic cholecystitis with obstruction
  • obstruction K80.51 — Calculus of bile duct without cholangitis or cholecystitis with obstruction
  • biliary
  • with bile duct involvement
  • specified NEC K80.80 — Other cholelithiasis without obstruction
  • with obstruction K80.81 — Other cholelithiasis with obstruction
  • bilirubin, multiple
  • bladder (encysted) (impacted) (urinary) (diverticulum) N21.0 — Calculus in bladder
  • bronchus J98.09 — Other diseases of bronchus, not elsewhere classified
  • calyx (kidney) (renal)
  • cholesterol (pure) (solitary)
  • common duct (bile)
  • conjunctiva
  • cystic N21.0 — Calculus in bladder
  • duct
  • dental (subgingival) (supragingival) K03.6 — Deposits [accretions] on teeth
  • diverticulum
  • bladder N21.0 — Calculus in bladder
  • kidney N20.0 — Calculus of kidney
  • epididymis N50.89 — Other specified disorders of the male genital organs
  • gallbladder K80.20 — Calculus of gallbladder without cholecystitis without obstruction
  • with
  • bile duct calculus
  • cholecystitis K80.10 — Calculus of gallbladder with chronic cholecystitis without obstruction
  • with obstruction K80.11 — Calculus of gallbladder with chronic cholecystitis with obstruction
  • acute K80.00 — Calculus of gallbladder with acute cholecystitis without obstruction
  • with
  • chronic cholecystitis K80.12 — Calculus of gallbladder with acute and chronic cholecystitis without obstruction
  • with obstruction K80.13 — Calculus of gallbladder with acute and chronic cholecystitis with obstruction
  • obstruction K80.01 — Calculus of gallbladder with acute cholecystitis with obstruction
  • chronic K80.10 — Calculus of gallbladder with chronic cholecystitis without obstruction
  • with
  • acute cholecystitis K80.12 — Calculus of gallbladder with acute and chronic cholecystitis without obstruction
  • with obstruction K80.13 — Calculus of gallbladder with acute and chronic cholecystitis with obstruction
  • obstruction K80.11 — Calculus of gallbladder with chronic cholecystitis with obstruction
  • specified NEC K80.18 — Calculus of gallbladder with other cholecystitis without obstruction
  • with obstruction K80.19 — Calculus of gallbladder with other cholecystitis with obstruction
  • obstruction K80.21 — Calculus of gallbladder without cholecystitis with obstruction
  • gallbladder and bile duct K80.70 — Calculus of gallbladder and bile duct without cholecystitis without obstruction
  • with
  • cholecystitis K80.60 — Calculus of gallbladder and bile duct with cholecystitis, unspecified, without obstruction
  • with obstruction K80.61 — Calculus of gallbladder and bile duct with cholecystitis, unspecified, with obstruction
  • acute K80.62 — Calculus of gallbladder and bile duct with acute cholecystitis without obstruction
  • with
  • chronic cholecystitis K80.66 — Calculus of gallbladder and bile duct with acute and chronic cholecystitis without obstruction
  • with obstruction K80.67 — Calculus of gallbladder and bile duct with acute and chronic cholecystitis with obstruction
  • obstruction K80.63 — Calculus of gallbladder and bile duct with acute cholecystitis with obstruction
  • chronic K80.64 — Calculus of gallbladder and bile duct with chronic cholecystitis without obstruction
  • with
  • acute cholecystitis K80.66 — Calculus of gallbladder and bile duct with acute and chronic cholecystitis without obstruction
  • with obstruction K80.67 — Calculus of gallbladder and bile duct with acute and chronic cholecystitis with obstruction
  • obstruction K80.65 — Calculus of gallbladder and bile duct with chronic cholecystitis with obstruction
  • obstruction K80.71 — Calculus of gallbladder and bile duct without cholecystitis with obstruction
  • hepatic (duct)
  • hepatobiliary K80.80 — Other cholelithiasis without obstruction
  • with obstruction K80.81 — Other cholelithiasis with obstruction
  • ileal conduit N21.8 — Other lower urinary tract calculus
  • intestinal (impaction) (obstruction) K56.49 — Other impaction of intestine
  • kidney (impacted) (multiple) (pelvis) (recurrent) (staghorn) N20.0 — Calculus of kidney
  • with calculus, ureter N20.2 — Calculus of kidney with calculus of ureter
  • with hydronephrosis N13.2 — Hydronephrosis with renal and ureteral calculous obstruction
  • with infection N13.6 — Pyonephrosis
  • congenital Q63.8 — Other specified congenital malformations of kidney
  • with hydronephrosis N13.2 — Hydronephrosis with renal and ureteral calculous obstruction
  • with infection N13.6 — Pyonephrosis
  • lacrimal passages
  • liver (impacted)
  • lung J98.4 — Other disorders of lung
  • mammographic R92.1 — Mammographic calcification found on diagnostic imaging of breast
  • nephritic (impacted) (recurrent)
  • nose J34.89 — Other specified disorders of nose and nasal sinuses
  • pancreas (duct) K86.89 — Other specified diseases of pancreas
  • parotid duct or gland K11.5 — Sialolithiasis
  • pelvis, encysted
  • prostate N42.0 — Calculus of prostate
  • pulmonary J98.4 — Other disorders of lung
  • pyelitis (impacted) (recurrent) N20.0 — Calculus of kidney
  • with hydronephrosis N13.6 — Pyonephrosis
  • pyelonephritis (impacted) (recurrent)
  • with hydronephrosis N13.6 — Pyonephrosis
  • renal (impacted) (recurrent)
  • salivary (duct) (gland) K11.5 — Sialolithiasis
  • seminal vesicle N50.89 — Other specified disorders of the male genital organs
  • staghorn
  • Stensen's duct K11.5 — Sialolithiasis
  • stomach K31.89 — Other diseases of stomach and duodenum
  • sublingual duct or gland K11.5 — Sialolithiasis
  • congenital Q38.4 — Congenital malformations of salivary glands and ducts
  • submandibular duct, gland or region K11.5 — Sialolithiasis
  • submaxillary duct, gland or region K11.5 — Sialolithiasis
  • suburethral N21.8 — Other lower urinary tract calculus
  • tonsil J35.8 — Other chronic diseases of tonsils and adenoids
  • tooth, teeth (subgingival) (supragingival) K03.6 — Deposits [accretions] on teeth
  • tunica vaginalis N50.89 — Other specified disorders of the male genital organs
  • ureter (impacted) (recurrent) N20.1 — Calculus of ureter
  • with calculus, kidney N20.2 — Calculus of kidney with calculus of ureter
  • with hydronephrosis N13.2 — Hydronephrosis with renal and ureteral calculous obstruction
  • with infection N13.6 — Pyonephrosis
  • with hydronephrosis N13.2 — Hydronephrosis with renal and ureteral calculous obstruction
  • with infection N13.6 — Pyonephrosis
  • ureteropelvic junction N20.1 — Calculus of ureter
  • urethra (impacted) N21.1 — Calculus in urethra
  • urinary (duct) (impacted) (passage) (tract) N20.9 — Urinary calculus, unspecified
  • with hydronephrosis N13.2 — Hydronephrosis with renal and ureteral calculous obstruction
  • with infection N13.6 — Pyonephrosis
  • in (due to)
  • lower N21.9 — Calculus of lower urinary tract, unspecified
  • specified NEC N21.8 — Other lower urinary tract calculus
  • vagina N89.8 — Other specified noninflammatory disorders of vagina
  • vesical (impacted) N21.0 — Calculus in bladder
  • Wharton's duct K11.5 — Sialolithiasis
  • xanthine E79.82 — Hereditary xanthinuria

Common questions about calculus ICD-10 codes

What is the ICD-10 code for anuria calculus?

N20.9 — Urinary calculus, unspecified.

What is the ICD-10 code for appendix calculus?

K38.1 — Appendicular concretions.

What is the ICD-10 code for bile duct calculus?

K80.50 — Calculus of bile duct without cholangitis or cholecystitis without obstruction.

What is the ICD-10 code for bladder calculus?

N21.0 — Calculus in bladder.

What is the ICD-10 code for bronchus calculus?

J98.09 — Other diseases of bronchus, not elsewhere classified.

What is the ICD-10 code for cystic calculus?

N21.0 — Calculus in bladder.

What is the ICD-10 code for dental calculus?

K03.6 — Deposits [accretions] on teeth.