InnovaRx Innova Health Strategies

N26.1

Atrophy of kidney (terminal)

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 13 never code together
N26code
Excludes1
  • contracted kidney due to hypertension (I12.-)I12.-
  • diffuse sclerosing glomerulonephritis (N05.8.-)N05.8.-
  • hypertensive nephrosclerosis (arteriolar) (arteriosclerotic) (I12.-)I12.-
  • small kidney of unknown cause (N27.-)N27.-
N25-N29block
Excludes2
  • disorders of kidney and ureter with urolithiasis (N20-N23)N20-N23
N00-N99chapter
Excludes2
  • certain conditions originating in the perinatal period (P04-P96)P04-P96
  • certain infectious and parasitic diseases (A00-B99)A00-B99
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)Q00-Q99
  • endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
  • injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
  • neoplasms (C00-D49)C00-D49
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes

No further instructional notes apply.

Index entries leading here 1
  • Atrophy, atrophic (of)
Alongside this code 2 same parent — N26
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
N26
Block
N25-N29
Siblings
2

Present FY2024–FY2027.