LOINCActive

LOINC Code 63899-9: Is relative alive [CA Teachers]

63899-9 is a LOINC code used to identify Is relative alive [CA Teachers] 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 Is relative alive. 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 Is relative alive. 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: ACTIVE
  • Method: California Teachers Study

What it does not mean

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

Key facts

  • Is relative alive [CA Teachers]
  • Is relative alive
  • CA; Calif; CTS; Finding; Findings; Ordinal; PhenX; Point in time; QL; Qual; Qualitative; Random; Rel; Screen

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

Is relative alive [CA Teachers]Relative alive CTSIs relative alivePHENXFindPt^Patient

Frequently asked questions

Code details

Code63899-9
SystemLOINC
Display nameIs relative alive [CA Teachers]
DescriptionIs relative alive
Short nameRelative alive CTS
ComponentIs relative alive
PropertyFind
TimingPt
System (specimen)^Patient
ScaleOrd
MethodCalifornia Teachers Study
ClassPHENX
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.36
Last changed2.65

Part names

Is relative aliveFindPt^PatientOrdCalifornia Teachers StudyFindingPoint in time (spot)CA Teachers

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 63899-9 | HealthAssure