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Z40 Encounter for prophylactic surgery

ICD-10-CM category Z40 sits in Chapter 21 (Factors influencing health status and contact with health services, Z00-Z99). It contains 9 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

Z40.0 Encntr for prophylc surg for risks related to malig neoplmZ40.8 Encounter for other prophylactic surgery

Billable codes in Z40

CodeDescription
Z40.00Encounter for prophylactic removal of unspecified organ
Z40.01Encounter for prophylactic removal of breast
Z40.02Encounter for prophylactic removal of ovary(s)
Z40.03Encounter for prophylactic removal of fallopian tube(s)
Z40.09Encounter for prophylactic removal of other organ
Z40.81Encounter for prophylactic surgery for removal of ovary(s) for persons without known genetic/familial risk factors
Z40.82Encounter for prophylactic surgery for removal of fallopian tube(s) for persons without known genetic/familial risk factors
Z40.89Encounter for other prophylactic surgery
Z40.9Encounter for prophylactic surgery, unspecified

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