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LOINC Code 77552-8: Average time to access a patient in a Report Period [NMMDS]

77552-8 is a LOINC code used to identify Average time to access a patient in a Report Period [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 Mean time to access a patient. It is commonly used with the system or sample type {Nursing unit}.

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 Mean time to access a patient. It is commonly used with the system or sample type {Nursing unit}.

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

Average time to access a patient in a Report Period [NMMDS]
Mean time to access a patient
Average time in minutes (e.g. 20 min) to access a patient per encounter. It is calculated by taking the total time to access patients for all encounters [LOINC77550-2] divided by the total number of encounters in a reporting period [LOINC: 77551-0].
Average; Avg; Nursing Management Minimum Data Set; QNT; Quan; Quant; Quantitative; Report period; Survey; SURVEY.NMMDS

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

Average time to access a patient in a Report Period [NMMDS]Mean time to access a patientSURVEY.NMMDSTimeRptPeriod^mean{Nursing unit}Qn

Frequently asked questions

Code details

Code77552-8
SystemLOINC
Display nameAverage time to access a patient in a Report Period [NMMDS]
DescriptionMean time to access a patient
ComponentMean time to access a patient
PropertyTime
TimingRptPeriod^mean
System (specimen){Nursing unit}
ScaleQn
MethodNMMDS
ClassSURVEY.NMMDS
Example unitsmin
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

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

Part names

Mean time to access a patientTimeRptPeriod^mean{Nursing unit}QnNMMDSAverage time to access a patientTime (e.g. seconds)Nursing 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.