N25.8
Other disorders resulting from impaired renal tubular function
Non-billable headerNot valid on its own. Use one of the more specific codes under it.
N25.8 is a non-billable ICD-10-CM code header for other disorders resulting from impaired renal tubular function. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are N25.81 Secondary hyperparathyroidism of renal origin and N25.89 Other disorders resulting from impaired renal tubular function. Its coding notes include 9 Excludes2 entries.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
Also from chapter/block level (9 notes)
Inherited from N25–N29 Other disorders of kidney and ureter
- disorders of kidney and ureter with urolithiasis (N20-N23)
Inherited from Chapter 14 Diseases of the genitourinary system
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)