ICD-10-CM › N00-N99 › N17-N19 › N18.3 Chronic kidney disease, stage 3 (moderate) › N18.32
N18.32
Chronic kidney disease, stage 3b
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2021 to now.
- FY2021 Added to the code set Chronic kidney disease, stage 3b
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from N18 Chronic kidney disease (CKD)
Use additional code
- code, if applicable, to identify:
- associated cachexia (E88.A)
- kidney transplant status (Z94.0)
Code first
- any associated:
- diabetic chronic kidney disease (E08.22, E09.22, E10.22, E11.22, E13.22)
- hypertensive chronic kidney disease (I12.-, I13.-)
Inherited from the N17-N19 section Acute kidney failure and chronic kidney disease (N17-N19)
Excludes2 - not included here
- congenital renal failure (P96.0)
- drug- and heavy-metal-induced tubulo-interstitial and tubular conditions (N14.-)
- extrarenal uremia (R39.2)
- hemolytic-uremic syndrome (D59.3-)
- hepatorenal syndrome (K76.7)
- postpartum hepatorenal syndrome (O90.41)
- posttraumatic renal failure (T79.5)
- prerenal uremia (R39.2)
- renal failure complicating abortion or ectopic or molar pregnancy (O00-O07, O08.4)
- renal failure following labor and delivery (O90.41)
- renal failure postprocedural (N99.0)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- ckd
- Urinemia
- Hyperazotemia
- Change > renal
- Damage > renal
- Lesion > kidney
- Toxemia > kidney
- Toxemia > uremic
- Trouble > kidney
- Toxemia > urinary
- Vomiting > uremic
- Amaurosis > uremic
- Amblyopia > uremic
- Complaint > kidney
- Urea > blood, high
- Absorption > uremic
- Dysfunction > kidney
- Intoxication > uremic
- Failure, failed > kidney
- Disease, diseased > renal
- Failure, failed > urinary
- Syndrome > uremia, chronic
- Syndrome > cardiorenal Note:
- Uremia, uremic > chronic NOS
- Disease, diseased > renal > chronic
- Syndrome > cardiovascular renal Note:
- Disease, diseased > kidney > chronic > stage 3b
Codes in the same group
| Code | Description | Status |
|---|---|---|
| N18.30 | Chronic kidney disease, stage 3 unspecified | Valid |
| N18.31 | Chronic kidney disease, stage 3a | Valid |