LOINCActiveObservation

LOINC Code 77229-3: Mental effort load level [NMMDS]

77229-3 is a LOINC code used to identify Mental effort load level [NMMDS] 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 effort load level. It is commonly used with the system or sample type {Nursing unit}.{Job position}.

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 effort load level. It is commonly used with the system or sample type {Nursing unit}.{Job position}.

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
  • Method: NMMDS

What it does not mean

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

Key facts

  • Mental effort load level [NMMDS]
  • Mental effort load level
  • The amount of attention or concentration that is required to perform a task.
  • Levels; Levl; LV; LVL; Nursing Management Minimum Data Set; Ordinal; Point in time; QL; Qual; Qualitative; Random; Screen; Survey; SURVEY.NMMDS; Typ

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 effort load level [NMMDS]Mental effort load levelSURVEY.NMMDSTypePt{Nursing unit}.{Job position}Ord

Frequently asked questions

Code details

Code77229-3
SystemLOINC
Display nameMental effort load level [NMMDS]
DescriptionMental effort load level
ComponentMental effort load level
PropertyType
TimingPt
System (specimen){Nursing unit}.{Job position}
ScaleOrd
MethodNMMDS
ClassSURVEY.NMMDS
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.52
Last changed2.58

Part names

Mental effort load levelTypePt{Nursing unit}.{Job position}OrdNMMDSPoint in time (spot)Nursing unit job positionNursing Management Minimum Data Set

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 77229-3 | HealthAssure