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Z902026

Non-billable

Acquired absence of organs, not elsewhere classified

Z90 is a non-billable ICD-10-CM category (header) code for Acquired absence of organs, not elsewhere classified; a more specific code below it is required for claims in the FY2026 code set.

Clinical Notes

  • Congenital absence - see Alphabetical Index

Frequently Asked Questions

Code Hierarchy
Z90
Acquired absence of organs, not elsewhere classified
Z90.0
...part of head and neck
Z90.1
...breast and nipple
Z90.2
...lung [part of]
Z90.3
...stomach [part of]
Z90.4
...other specified parts of digestive tract
Z90.5
...kidney
Z90.6
...other parts of urinary tract
Z90.7
...genital organ(s)
Z90.8
...other organs

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Related MS-DRGs
260,975 Medicare hospitalizations across 5 DRGs for codes in Z90

Top DRGs associated with codes in this category:

951OTHER FACTORS INFLUENCING HEALTH STATUS84,812
698OTHER KIDNEY AND URINARY TRACT DIAGNOSES WITH MCC74,002
699OTHER KIDNEY AND URINARY TRACT DIAGNOSES WITH CC35,129
743UTERINE AND ADNEXA PROCEDURES FOR NON-MALIGNANCY WITHOUT CC/MCC17,700
742UTERINE AND ADNEXA PROCEDURES FOR NON-MALIGNANCY WITH CC/MCC16,212
Official Guidelines
Chapter 21: Factors Influencing Health Status

Official coding guidelines for Z00-Z99

Acquired absence of organs, not elsewhere classified - ICD-10 Code Z90 | FindICD10