Z86.00A — Personal history of in-situ neoplasm of the fallopian tube(s)

Billable

Is Z86.00A billable?

Yes — Z86.00A is billable for FY2027. Z86.00A is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. Z86.00A may be submitted for encounters from October 1, 2026 through September 30, 2027.

Z86.00A at a glance

Code	Z86.00A
Description	Personal history of in-situ neoplasm of the fallopian tube(s)
Billable	Yes
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

What Medicare edits apply to Z86.00A?

The Medicare Code Editor screens inpatient claims before they are grouped. These edits name Z86.00A directly.

Cannot be a principal diagnosis — MCE edit 9

CMS will reject this code as the principal diagnosis on an inpatient claim. It describes something other than the condition chiefly responsible for the admission.

Which MS-DRGs does Z86.00A group to?

Z86.00A sits in MDC 23 and helps define the logic of 1 MS-DRG (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

951Other Factors Influencing Health Statusmedical

How is Z86.00A listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to Z86.00A. They show the wording a clinician may have documented, which often differs from the Tabular description.

History › personal › in situ neoplasm › fallopian tube

Code first — inherited from Z86

The underlying condition below must be sequenced before Z86.00A. Z86.00A describes a manifestation and cannot be the principal or first-listed diagnosis.

any follow-up examination after treatment (Z09)

Excludes2 — not included here — inherited from Z86.0

The conditions below are not part of Z86.00A, but a patient may have both at the same time. When documentation supports it, Z86.00A and the excluded code may both be reported.

personal history of malignant neoplasms (Z85.-)

Code also — inherited from Z77-Z99

Two codes may be needed to describe the condition fully. Whether Z86.00A is sequenced first depends on the reason for the encounter.

any follow-up examination (Z08-Z09)

How long has Z86.00A existed?

Z86.00A first appears in FY2026.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.