Z87.721 – Personal history of (corrected) congenital malformations of ear

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 Z87.721

Code: Z87.721 (claims format: Z87721)
Description: Personal history of (corrected) congenital malformations of ear
Short description: Personal history of (corrected) congenital malform of ear
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: Z87 › Z87.7 › Z87.72

Notes inherited from parent codes

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

Z87 – Personal history of other diseases and conditions

Code first:

any follow-up examination after treatment (Z09)

Z87.7 – Personal history of (corrected) congenital malformations

Applicable to:

Conditions classifiable to Q00-Q89 that have been repaired or corrected

Excludes2 (not included here):

congenital malformations that have been partially corrected or repaired but which still require medical treatment - code to condition
other postprocedural states (Z98.-)
personal history of medical treatment (Z92.-)
presence of cardiac and vascular implants and grafts (Z95.-)
presence of other devices (Z97.-)
presence of other functional implants (Z96.-)
transplanted organ and tissue status (Z94.-)

Block Z77-Z99

Code also:

any follow-up examination (Z08-Z09)

Index terms for Z87.721

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

History, personal, congenital malformation, ear

Related codes in Z87.72

Frequently asked questions

What is ICD-10 code Z87.721?

Z87.721 is the ICD-10-CM code for personal history of (corrected) congenital malformations of ear, in the block Z77-Z99 (Persons with potential health hazards related to family and personal history and certain conditions influencing health status).

Is Z87.721 a billable code?

Yes. Z87.721 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Z87.721 belong to?

It belongs to category Z87 – Personal history of other diseases and conditions.

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.