LOINCBoth

LOINC Code 94158-3: PhenX - ethnicity protocol 010502

94158-3 is a LOINC code used to identify PhenX - ethnicity protocol 010502 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 PhenX - ethnicity protocol 010502. 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 PhenX - ethnicity protocol 010502. 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: DISCOURAGED
  • Order vs observation: Both
  • Panel type: Panel
  • Method: PhenX

What it does not mean

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

Key facts

  • PhenX - ethnicity protocol 010502
  • The interviewer asks the respondent if he or she considers himself or herself to be Hispanic, Latino or Spanish and, if so, asks an additional question about his or her specific Hispanic origin is asked. One or more Hispanic origin categories may be selected. Ethnicity must be asked prior to race. Some Hispanic respondents are confused by the race question if it is asked first. If the respondent answers "yes" to the first question, then the interviewer should proceed to the next question, which includes the categories of Hispanic origin or ancestry. For the follow-up question, the interviewer should hand the respondent a card with the list of categories and read the categories, if necessary.
  • Pan; Panel; PANEL.PHENX; Panl; Pnl; Point in time; Random

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

PhenX - ethnicity protocol 010502PhenX - ethnicity protocolPANEL.PHENX-Pt^PatientPhenX

Frequently asked questions

Code details

Code94158-3
SystemLOINC
Display namePhenX - ethnicity protocol 010502
Short namePhenX - ethnicity protocol
ComponentPhenX - ethnicity protocol 010502
Property-
TimingPt
System (specimen)^Patient
Scale-
MethodPhenX
ClassPANEL.PHENX
StatusDISCOURAGED
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.68
Last changed2.81

Part names

PhenX - ethnicity protocol 010502-Pt^PatientPhenXPoint 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 94158-3 | HealthAssure