N23 – Unspecified renal colic
ICD-10-CM 2027 diagnosis code · Urolithiasis
ICD-10-CM code
N23
- Code
N23(claims format:N23)- Description
- Unspecified renal colic
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 14. Diseases of the genitourinary system (N00-N99)
- Block
- N20-N23 Urolithiasis
Index terms for N23
Entries in the ICD-10-CM alphabetic index that lead to this code:
Frequently asked questions
What is ICD-10 code N23?
N23 is the ICD-10-CM code for unspecified renal colic, in the block N20-N23 (Urolithiasis).
Is N23 a billable code?
Yes. N23 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.