N28.1

Billable

Cyst of kidney, acquired

N28.1 is the ICD-10-CM code for Cyst of kidney, acquired. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
N00-N99
Parent
N28
Edition
FY2026

N00-N99 Diseases of the genitourinary system

What this means — in plain language

MedlinePlus · NIH

A cyst is a fluid-filled sac. You may get simple kidney cysts as you age; they are usually harmless. There are also some diseases which cause kidney cysts. One type is polycystic kidney disease (PKD). It runs in families. In PKD, many cysts grow in the kidneys. This can enlarge the kidneys and make them work poorly. About half of people with the most common type of PKD end up with kidney failure . PKD also causes…

Read more about Kidney Cysts at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • Cyst (multiple) (solitary) of kidney (acquired)

Excludes1 — not coded here

  • cystic kidney disease (congenital) (Q61.-)

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Frequently asked questions

What is ICD-10 code N28.1?
N28.1 is the ICD-10-CM code for "Cyst of kidney, acquired". It falls under N00-N99 Diseases of the genitourinary system.
Is N28.1 a billable code?
Yes — N28.1 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from N28.1?
Excludes1 (not coded here): cystic kidney disease (congenital) (Q61.-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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