Z40.00 Encounter for prophylactic removal of unspecified organ

Billable ICD-10-CM code, FY2026.

Applies from Z40 Encounter for prophylactic surgery

Excludes1 (never code together)

• organ donations (Z52.-)
• therapeutic organ removal-code to condition

Applies from Z40.0 Encounter for prophylactic surgery for risk factors related to malignant neoplasms

Applicable to

• Admission for prophylactic organ removal

Use additional code

• code to identify risk factor, such as genetic susceptibility to malignant neoplasm Z15.-

MS-DRG index

Defines the logic of DRG(s) 951 in MDC 23.

Approximate ICD-9-CM (GEMs)

• V50.49 Other prophylactic gland removal (approximate)

Code annotations containing back-references to Z40.00

Back-references to Z40

• Type 1 Excludes: Z29 Encounter for other prophylactic measures ("prophylactic surgery (Z40.-)")

Diagnosis Index entries for Z40.00

• Admission (for) › prophylactic (measure) › organ removal
• Prophylactic › organ removal (for neoplasia management)

Nearby codes

• Z40 Encounter for prophylactic surgery
• Z40.0 Encounter for prophylactic surgery for risk factors related to malignant neoplasms
• Z40.00 Encounter for prophylactic removal of unspecified organ (this code)
• Z40.01 Encounter for prophylactic removal of breast
• Z40.02 Encounter for prophylactic removal of ovary(s)
• Z40.03 Encounter for prophylactic removal of fallopian tube(s)
• Z40.09 Encounter for prophylactic removal of other organ
• Z40.8 Encounter for other prophylactic surgery