N28.84Billable
Pyelitis cystica
- Chapter
- 14. Diseases of the genitourinary system
- Category
- N28
- Effective date
- October 1, 2026
Related codes in category N28
N28Oth disorders of kidney and ureter, not elsewhere classifiedN28.0Ischemia and infarction of kidneyYesN28.1Cyst of kidney, acquiredYesN28.8Other specified disorders of kidney and ureterN28.81Hypertrophy of kidneyYesN28.82MegaloureterYesN28.83NephroptosisYesN28.85Pyeloureteritis cysticaYesN28.86Ureteritis cysticaYesN28.89Other specified disorders of kidney and ureterYesN28.9Disorder of kidney and ureter, unspecifiedYes
Frequently asked questions
What is ICD-10 code N28.84?
N28.84 is an ICD-10-CM diagnosis code for Pyelitis cystica.
Is N28.84 a billable code?
Yes. N28.84 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is N28.84 in?
N28.84 falls under Chapter 14: Diseases of the genitourinary system.
When did N28.84 become effective?
N28.84 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to N28.84?
N28.84 belongs to category N28, which includes 11 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.