Z71.1 Person with feared health complaint in whom no diagnosis is made
The ICD-10-CM code for Person with feared health complaint in whom no diagnosis is made is Z71.1 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- Z69-Z76: Persons encountering health services in other circumstances (Z69-Z76)
- Category Z71
- 23 codes (19 billable)
- FY2026 Status
- Stable since FY2024
Also Known As
ICD-10-CM Alphabetic Index entries that lead to Z71.1:
- Feared complaint unfounded
- Worried well
- Problem (with) (related to) › none (feared complaint unfounded)
- Consultation › without complaint or sickness › feared complaint unfounded
- Counseling (for) › medical (for) › feared complaint and no disease found
Inclusion Terms
- Person encountering health services with feared condition which was not demonstrated
- Person encountering health services in which problem was normal state
- 'Worried well'
U.S. Hospital Utilization
- An estimated 215 U.S. inpatient stays in 2023 included Z71.1 among the documented diagnoses.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.
Official Coding Guidelines
Used with any code in range A00.0-T88.9, Z00-Z991) Used with any code in the range of A00.0-T88.9, Z00-Z99 An external cause code may be used with any code in the range of A00.0-T88.9, Z00-Z99, classification that represents a health condition due to an external cause. Though they are most applicable to injuries, they are also valid for use with such things as infections or diseases due to an external source, and other health conditions, such as a heart attack that occurs during strenuous physical activity.
Additional codes with observation code (fragment)observation code, but only if they are unrelated to the suspected condition being observed.
Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026