Z90.721 – Acquired absence of ovaries, unilateral

ICD-10-CM 2027 diagnosis code · Persons with potential health hazards related to family and personal history and certain conditions influencing health status

Billable code

ICD-10-CM code Z90.721

Code: Z90.721 (claims format: Z90721)
Description: Acquired absence of ovaries, unilateral
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 21. Factors influencing health status and contact with health services (Z00-Z99)
Block: Z77-Z99 Persons with potential health hazards related to family and personal history and certain conditions influencing health status
Parent codes: Z90 › Z90.7 › Z90.72

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Z90 – Acquired absence of organs, not elsewhere classified

Includes:

postprocedural or post-traumatic loss of body part NEC

Excludes1 (not coded here):

congenital absence - see Alphabetical Index

Excludes2 (not included here):

postprocedural absence of endocrine glands (E89.-)

Z90.7 – Acquired absence of genital organ(s)

Excludes1 (not coded here):

personal history of sex reassignment (Z87.890-)

Excludes2 (not included here):

female genital mutilation status (N90.81-)

Block Z77-Z99

Code also:

any follow-up examination (Z08-Z09)

Index terms for Z90.721

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in Z90.72

Z90.722 – Acquired absence of ovaries, bilateralBillable

Frequently asked questions

What is ICD-10 code Z90.721?

Z90.721 is the ICD-10-CM code for acquired absence of ovaries, unilateral, in the block Z77-Z99 (Persons with potential health hazards related to family and personal history and certain conditions influencing health status).

Is Z90.721 a billable code?

Yes. Z90.721 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Z90.721 belong to?

It belongs to category Z90 – Acquired absence of organs, not elsewhere classified.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.