Z40.9

ICD-10Billable

Encounter for prophylactic surgery, unspecified

Official ICD-10-CM descriptor (FY2026)

Encounter for prophylactic surgery, unspecified

Z40.9 is valid for submission on a claim — CMS flags it as a billable, specific code.

Related codes in Z40

Where this code sits

Chapter: 21. Factors influencing health status and contact with health services (Z00-Z99)
Block: Encounters for other specific health care (Z40-Z53)
Parent code: Z40

Krasyn AI Coder

Get code suggestions automatically as you type notes. Free for 50 analyses.

Install for Chrome — free

Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.