N18 Chronic kidney disease (CKD)

Non-billable header with 7 child codes.

Code first

• any associated:
• diabetic chronic kidney disease (E08.22, E09.22, E10.22, E11.22, E13.22)
• hypertensive chronic kidney disease (I12.-, I13.-)

Use additional code

• code, if applicable, to identify:
• associated cachexia (E88.A)
• kidney transplant status (Z94.0)

Applies from N18 Chronic kidney disease (CKD)

Code first

• any associated:
• diabetic chronic kidney disease (E08.22, E09.22, E10.22, E11.22, E13.22)
• hypertensive chronic kidney disease (I12.-, I13.-)

Use additional code

• code, if applicable, to identify:
• associated cachexia (E88.A)
• kidney transplant status (Z94.0)

Codes under N18

• N18.1 Chronic kidney disease, stage 1
• N18.2 Chronic kidney disease, stage 2 (mild)
• N18.3 Chronic kidney disease, stage 3 (moderate)
• N18.4 Chronic kidney disease, stage 4 (severe)
• N18.5 Chronic kidney disease, stage 5
• N18.6 End stage renal disease
• N18.9 Chronic kidney disease, unspecified

Code annotations containing back-references to N18

Back-references to N18

• Code Also: D59.3 Hemolytic-uremic syndrome ("chronic kidney disease (N18.-)")
• Code First: D63.1 Anemia in chronic kidney disease ("underlying chronic kidney disease (CKD) (N18.-)")
• Code Also: E20.810 Autosomal dominant hypocalcemia ("chronic kidney disease (N18.-)")
• Code First: I5A Non-ischemic myocardial injury (non-traumatic) ("chronic kidney disease (CKD) (N18.-)")
• Use Additional: I75.81 Atheroembolism of kidney ("code for any associated acute kidney failure and chronic kidney disease (N17.-, N18.-)")
• Type 1 Excludes: N19 Unspecified kidney failure ("chronic kidney disease (N18.-)")

Back-references to N18

• Code Also: D59.3 Hemolytic-uremic syndrome ("chronic kidney disease (N18.-)")
• Code First: D63.1 Anemia in chronic kidney disease ("underlying chronic kidney disease (CKD) (N18.-)")
• Code Also: E20.810 Autosomal dominant hypocalcemia ("chronic kidney disease (N18.-)")
• Code First: I5A Non-ischemic myocardial injury (non-traumatic) ("chronic kidney disease (CKD) (N18.-)")
• Use Additional: I75.81 Atheroembolism of kidney ("code for any associated acute kidney failure and chronic kidney disease (N17.-, N18.-)")
• Type 1 Excludes: N19 Unspecified kidney failure ("chronic kidney disease (N18.-)")

Nearby codes

• N18 Chronic kidney disease (CKD) (this code)
• N18.1 Chronic kidney disease, stage 1
• N18.2 Chronic kidney disease, stage 2 (mild)
• N18.3 Chronic kidney disease, stage 3 (moderate)
• N18.30 Chronic kidney disease, stage 3 unspecified
• N18.31 Chronic kidney disease, stage 3a