Q61.5 – Medullary cystic kidney

ICD-10-CM 2027 diagnosis code · Congenital malformations of the urinary system

Billable code

ICD-10-CM code Q61.5

Code: Q61.5 (claims format: Q615)
Description: Medullary cystic kidney
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
Block: Q60-Q64 Congenital malformations of the urinary system
Parent codes: Q61

Notes for Q61.5

Applicable to:

Nephronophthisis
Sponge kidney NOS

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Q61 – Cystic kidney disease

Excludes1 (not coded here):

acquired cyst of kidney (N28.1)
Potter's syndrome (Q60.6)

Index terms for Q61.5

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in Q61

Q61.0 – Congenital renal cystHeader
Q61.1 – Polycystic kidney, infantile typeHeader
Q61.2 – Polycystic kidney, adult typeBillable
Q61.3 – Polycystic kidney, unspecifiedBillable
Q61.4 – Renal dysplasiaBillable
Q61.8 – Other cystic kidney diseasesBillable
Q61.9 – Cystic kidney disease, unspecifiedBillable

Frequently asked questions

What is ICD-10 code Q61.5?

Q61.5 is the ICD-10-CM code for medullary cystic kidney, in the block Q60-Q64 (Congenital malformations of the urinary system).

Is Q61.5 a billable code?

Yes. Q61.5 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Q61.5 belong to?

It belongs to category Q61 – Cystic kidney disease.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.