N20
Non-billableCalculus of kidney and ureter
N20 is the ICD-10-CM code for Calculus of kidney and ureter. It is a non-billable category code — use a more specific child code such as N20.0 for billing.
- Status
- Header (non-billable)
- Chapter
- N00-N99
- Subcodes
- 4
- Edition
- FY2026
N00-N99 Diseases of the genitourinary system
What this means — in plain language
MedlinePlus · NIHA kidney stone is a solid piece of material that forms in the kidney from substances in the urine. It may be as small as a grain of sand or as large as a pearl. Most kidney stones pass out of the body without help from a doctor. But sometimes a stone will not go away. It may get stuck in the urinary tract, block the flow of urine and cause great pain. The following may be signs of kidney stones that need a doctor's…
Read more about Kidney Stones at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Calculous pyelonephritis
Medications indicated for this condition
FDA labeling- Hyoscyamine›
- AllopurinolXanthine Oxidase Inhibitor [EPC]›
- Potassium Citrate›
- Citric Acid, Gluconolactone and Magnesium CarbonateCalculi Dissolution Agent [EPC]›
- Potassium Citrate and Citric Acid›
- Potassium Citrate, Sodium Citrate, and Citric Acid Monohydrate›
- S-benzoylmercaptoacetyltriglycine›
- Technescan Tc 99m Mertiatide›
- Tricitrates›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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