ICD-10-CM 2027
ICD-10 code for salivary calculus
From the official ICD-10-CM alphabetic index entry “Calculus, calculi, calculous › salivary (duct) (gland)”. Page updated September 29, 2026.
About coding salivary calculus
The ICD-10-CM code for salivary calculus is K11.5 (Sialolithiasis).
Within K11 (diseases of salivary glands), K11.5 is specifically for Sialolithiasis. Related codes cover atrophy of salivary gland (K11.0), hypertrophy of salivary gland (K11.1), sialoadenitis (K11.2), abscess of salivary gland (K11.3), fistula of salivary gland (K11.4), mucocele of salivary gland (K11.6), disturbances of salivary secretion (K11.7), other diseases of salivary glands (K11.8) and 1 more.
Use an additional code to identify: alcohol abuse and dependence (F10.-), exposure to environmental tobacco smoke (Z77.22), exposure to tobacco smoke in the perinatal period (P96.81), history of tobacco dependence (Z87.891), occupational exposure to environmental tobacco smoke (Z57.31) and 2 more.
It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.
Common questions about salivary calculus ICD-10 codes
What is the ICD-10 code for salivary calculus?
- K11.5 — Sialolithiasis.
Is K11.5 billable?
- Yes. K11.5 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can K11.5 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict K11.5 as a principal diagnosis.
Is K11.5 a CC or MCC?
- No. K11.5 is neither a CC nor an MCC under MS-DRG v44.0.