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3. Chapter - N00-N99
4. Section - N17-N19
5. Category - N18
6. N18.31

N18.31 - Chronic kidney disease, stage 3a

• Applicable to Chronic kidney disease, stage 3a
• The 2025 edition of ICD10-CM N18.31 became effective on October 1, 2024.
• This is the American ICD10-CM version of N18.31 - other international versions of ICD10 N18.31 may differ.
• N18.31 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above N18.31 contain annotation back-references that may be applicable to N18.31:

• Chapter: N00-N99 - Diseases of the genitourinary system
• Section: N17-N19 - Acute kidney failure and chronic kidney disease
• Category: N18 - Chronic kidney disease (CKD)

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.