2026 ICD-10-CM Diagnosis Code Z89.231Acquired absence of right shoulder
Z89.231 is a billable ICD-10-CM diagnosis code for acquired absence of right shoulder. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The code is not accepted as a principal diagnosis by the Medicare Code Editor and exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Acquired absence of limb or organ.
Code Identity
Code Classification
Code EditsBilling
Medicare Code Editor checks that affect claim validity for Z89.231.
Present on Admission (POA)Billing
Z89.231 is exempt from POA reporting on inpatient claims to general acute care hospitals. Review other POA exempt codes.
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Limb Loss
People can lose all or part of an arm or leg for many reasons. Common ones include:
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Convert Z89.231 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About Z89.231Overview
Is Z89.231 (Acquired absence of shoulder) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report acquired absence of right shoulder on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
Can Z89.231 be a principal diagnosis?
No. The Medicare Code Editor rejects this code as a principal diagnosis because acquired absence of right shoulder describes a circumstance that influences health status rather than a current illness. Report it as a secondary diagnosis.
Is Z89.231 exempt from POA reporting?
Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for acquired absence of right shoulder on inpatient claims.
What is the ICD-9 equivalent of Z89.231?
Under the General Equivalence Mappings, acquired absence of right shoulder converts to ICD-9-CM V49.67 (status amput shoulder). The mapping is approximate, so confirm the match fits the documentation.
