LOINCActiveObservation

LOINC Code 75319-4: Mental function Family member

75319-4 is a LOINC code used to identify Mental function Family member 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 Mental function. It is commonly used with the system or sample type ^Family member.

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 Mental function. It is commonly used with the system or sample type ^Family member.

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
  • Order vs observation: Observation

What it does not mean

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

Key facts

  • Mental function Family member
  • Mental function
  • Fam Mem; FCN; Finding; Findings; Func; Funct; HL7CCDA; Nominal; 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

Mental function Family memberMental function Fam MemMental functionHL7.CCDAFindPt^Family member

Frequently asked questions

Code details

Code75319-4
SystemLOINC
Display nameMental function Family member
DescriptionMental function
Short nameMental function Fam Mem
ComponentMental function
PropertyFind
TimingPt
System (specimen)^Family member
ScaleNom
ClassHL7.CCDA
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.50
Last changed2.50

Part names

Mental functionFindPt^Family memberNomFindingPoint 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 75319-4 | HealthAssure