LOINC

LOINC Code 67155-2: Study year Study [PhenX]

67155-2 is a LOINC code used to identify Study year Study [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 Study year. It is commonly used with the system or sample type Study.

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 Study year. It is commonly used with the system or sample type Study.

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

  • Study year Study [PhenX]
  • Study year
  • Point in time; QNT; Quan; Quant; Quantitative; Random; Study report

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

Study year Study [PhenX]Study year Study PhenXStudy yearPHENXTimePtStudy

Frequently asked questions

Code details

Code67155-2
SystemLOINC
Display nameStudy year Study [PhenX]
DescriptionStudy year
Short nameStudy year Study PhenX
ComponentStudy year
PropertyTime
TimingPt
System (specimen)Study
ScaleQn
MethodPhenX
ClassPHENX
StatusTRIAL

Flags

BillableNo
Valid clinical useNo

Source

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

Part names

Study yearTimePtStudyQnPhenXTime (e.g. seconds)Point 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.

LOINC Code 67155-2 | HealthAssure