All ICD10 Codes

Z90

Non-Billable
ChapterZ00–Z99
Rankcategory
Official Description

Acquired absence of organs, not elsewhere classified

Use a more specific code (4 billable, 5 non-billable)
Z90.0Acquired absence of part of head and neckhas subcodesZ90.1Acquired absence of breast and nipplehas subcodesZ90.2Acquired absence of lung [part of]Z90.3Acquired absence of stomach [part of]Z90.4Acquired absence of other specified parts of digestive tracthas subcodesZ90.5Acquired absence of kidneyZ90.6Acquired absence of other parts of urinary tractZ90.7Acquired absence of genital organ(s)has subcodesZ90.8Acquired absence of other organshas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

Z77-Z99 Parent Instructions

Code Also
  • any follow-up examination (Z08-Z09)

Instructional Notes

Includes
  • postprocedural or post-traumatic loss of body part NEC
Excludes1(Not coded here. Use a different code.)
  • congenital absence - see Alphabetical Index
Excludes2(Not included here. Code separately if applicable.)
  • postprocedural absence of endocrine glands (E89.-)

Clinical Hierarchy

BillableHas subcodes
CH21Factors influencing health status and contact with health services (Z00-Z99)
Z77-Z99Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
Z90Acquired absence of organs, not elsewhere classifiedNot billable
Z90.0Acquired absence of part of head and neckSubcodes
Z90.1Acquired absence of breast and nippleSubcodes
Z90.2Acquired absence of lung [part of]Billable
Z90.3Acquired absence of stomach [part of]Billable
Z90.4Acquired absence of other specified parts of digestive tractSubcodes
Z90.5Acquired absence of kidneyBillable
Z90.6Acquired absence of other parts of urinary tractBillable
Z90.7Acquired absence of genital organ(s)Subcodes
Z90.8Acquired absence of other organsSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z90:

blockZ77-Z99
Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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