N28.84

Billable

Pyelitis cystica

N28.84 is the ICD-10-CM code for Pyelitis cystica. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
N00-N99
Parent
N28.8
Edition
FY2026

N00-N99 Diseases of the genitourinary system

What this means — in plain language

MedlinePlus · NIH

Your kidneys make urine by filtering wastes and extra water from your blood. The waste is called urea. Your blood carries it to the kidneys. From the kidneys, urine travels down two thin tubes called ureters to the bladder. The bladder stores urine until you are ready to urinate. It swells into a round shape when it is full and gets smaller when empty. If your urinary system is healthy, your bladder can hold up to…

Read more about Urine and Urination at MedlinePlus ↗

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

No additional coding notes for this code.

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 N28.84?
N28.84 is the ICD-10-CM code for "Pyelitis cystica". It falls under N00-N99 Diseases of the genitourinary system.
Is N28.84 a billable code?
Yes — N28.84 is a billable, specific ICD-10-CM code valid for reimbursement.

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

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