N25.1 – Nephrogenic diabetes insipidus
ICD-10-CM 2027 diagnosis code · Other disorders of kidney and ureter
ICD-10-CM code
N25.1
- Code
N25.1(claims format:N251)- Description
- Nephrogenic diabetes insipidus
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 14. Diseases of the genitourinary system (N00-N99)
- Block
- N25-N29 Other disorders of kidney and ureter
- Parent codes
- N25
Notes for N25.1
Excludes1 (not coded here):
- diabetes insipidus NOS (E23.2)
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block N25-N29
Index terms for N25.1
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in N25
Frequently asked questions
What is ICD-10 code N25.1?
N25.1 is the ICD-10-CM code for nephrogenic diabetes insipidus, in the block N25-N29 (Other disorders of kidney and ureter).
Is N25.1 a billable code?
Yes. N25.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does N25.1 belong to?
It belongs to category N25 – Disorders resulting from impaired renal tubular function.
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.