Z40
Header — not billableEncounter for prophylactic surgery
The ICD-10 code for encounter for prophylactic surgery is Z40.
Z40 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
- organ donations (Z52.-)
- therapeutic organ removal-code to condition
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Z41Encounter for procedures for purposes other than remedying health statenon-billable header
- Z42Encounter for plastic and reconstructive surgery following medical procedure or healed injurynon-billable header
- Z43Encounter for attention to artificial openingsnon-billable header
- Z44Encounter for fitting and adjustment of external prosthetic devicenon-billable header
- Z45Encounter for adjustment and management of implanted devicenon-billable header
- Z46Encounter for fitting and adjustment of other devicesnon-billable header
- Z47Orthopedic aftercarenon-billable header
- Z48Encounter for other postprocedural aftercarenon-billable header
- Z49Encounter for care involving renal dialysisnon-billable header
- Z51Encounter for other aftercare and medical carenon-billable header
- Z52Donors of organs and tissuesnon-billable header
- Z53Persons encountering health services for specific procedures and treatment, not carried outnon-billable header
- Z40Encounter for prophylactic surgerynon-billable header