2026 ICD-10-CM Diagnosis Code Z73.6Limitation of activities due to disability
Z73.6 is a billable ICD-10-CM diagnosis code for limitation of activities due to disability. 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 Lifestyle/life management factors.
Code Identity
Code Classification
Code EditsBilling
Medicare Code Editor checks that affect claim validity for Z73.6.
Present on Admission (POA)Billing
Z73.6 is exempt from POA reporting on inpatient claims to general acute care hospitals. Review other POA exempt codes.
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Activity alteration
- Activity of daily living alteration
- Asthma limiting activities
- Asthma limits walking on the flat
- Asthma limits walking up hills or stairs
- Asthma restricts exercise
- Asthma severely restricts exercise
- Asthma sometimes restricts exercise
- Disability affecting daily living
- ECOG performance status - grade 1
- ECOG performance status - grade 2
- ECOG performance status - grade 3
- ECOG performance status finding
- Feeding disability
- Psychiatric behavioral disability
- WHO performance status finding
- WHO performance status grade 1
- WHO performance status grade 2
- WHO performance status grade 3
- WHO performance status grade 4
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Type 1 Excludes
- care-provider dependency Z74
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
- limiting activities - Z73.6
- activities due to disability - Z73.6
External Cause of Injuries IndexGuidance
References for this code in the External Cause of Injuries Index.
- Disability, disabilities
- limiting activities
- Limitation, limited
- activities due to disability
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Disabilities
A disability is any condition of your body or mind that makes it more difficult for you to do one or more major life activities and interact with the world around you.
The full article covers:
- What are disabilities?
- What causes disabilities?
- How can disabilities affect your health?
- How can people with disabilities get and stay healthy?
- What kinds of resources are there for people with disabilities?
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert Z73.6 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About Z73.6Overview
Is Z73.6 (Problems related to life management difficulty) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report limitation of activities due to disability on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
Can Z73.6 be a principal diagnosis?
No. The Medicare Code Editor rejects this code as a principal diagnosis because limitation of activities due to disability describes a circumstance that influences health status rather than a current illness. Report it as a secondary diagnosis.
Is Z73.6 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 limitation of activities due to disability on inpatient claims.
What is the ICD-9 equivalent of Z73.6?
Under the General Equivalence Mappings, limitation of activities due to disability converts to ICD-9-CM V62.89 (psychological stress NEC). The mapping is approximate, so confirm the match fits the documentation.
