Z49.3Header code — not billable
Encounter for adequacy testing for dialysis
- Chapter
- 21. Factors influencing health status and contact with health services
- Category
- Z49
- Effective date
- October 1, 2026
Related codes in category Z49
Z49Encounter for care involving renal dialysisZ49.0Preparatory care for renal dialysisZ49.01Encounter for fit/adjst of extracorporeal dialysis catheterYesZ49.02Encounter for fit/adjst of peritoneal dialysis catheterYesZ49.31Encounter for adequacy testing for hemodialysisYesZ49.32Encounter for adequacy testing for peritoneal dialysisYes
Frequently asked questions
What is ICD-10 code Z49.3?
Z49.3 is an ICD-10-CM diagnosis code for Encounter for adequacy testing for dialysis.
Is Z49.3 a billable code?
No. Z49.3 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is Z49.3 in?
Z49.3 falls under Chapter 21: Factors influencing health status and contact with health services.
When did Z49.3 become effective?
Z49.3 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Z49.3?
Z49.3 belongs to category Z49, which includes 6 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.