LOINC

LOINC Code 66400-3: Travelled to country this year [PhenX]

66400-3 is a LOINC code used to identify Travelled to country this year [PhenX] in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Travelled to country this Y. It is commonly used with the system or sample type ^Patient.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Travelled to country this Y. It is commonly used with the system or sample type ^Patient.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: TRIAL
  • Method: PhenX

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Travelled to country this year [PhenX]
  • Travelled to country this Y
  • Finding; Findings; Ordinal; Point in time; QL; Qual; Qualitative; Random; Screen; Travelled this Y

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Travelled to country this year [PhenX]Travelled this Y PhenXTravelled to country this YPHENXFindPt^Patient

Frequently asked questions

Code details

Code66400-3
SystemLOINC
Display nameTravelled to country this year [PhenX]
DescriptionTravelled to country this Y
Short nameTravelled this Y PhenX
ComponentTravelled to country this Y
PropertyFind
TimingPt
System (specimen)^Patient
ScaleOrd
MethodPhenX
ClassPHENX
StatusTRIAL

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.38
Last changed2.65

Part names

Travelled to country this YFindPt^PatientOrdPhenXTravelled to country this yearFindingPoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.