LOINC

LOINC Code 65548-0: What is your normal work or school and sleep schedule [PhenX]

65548-0 is a LOINC code used to identify What is your normal work or school and sleep schedule [PhenX] 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 What is your normal work or school and sleep schedule. 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 What is your normal work or school and sleep schedule. 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: TRIAL
  • Method: PhenX

What it does not mean

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

Key facts

  • What is your normal work or school and sleep schedule [PhenX]
  • What is your normal work or school and sleep schedule
  • Control; Finding; Findings; Job; Nominal; Normal schedule; Occupation; 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

What is your normal work or school and sleep schedule [PhenX]Normal schedule PhenXWhat is your normal work or school and sleep schedulePHENXFindPt^Patient

Frequently asked questions

Code details

Code65548-0
SystemLOINC
Display nameWhat is your normal work or school and sleep schedule [PhenX]
DescriptionWhat is your normal work or school and sleep schedule
Short nameNormal schedule PhenX
ComponentWhat is your normal work or school and sleep schedule
PropertyFind
TimingPt
System (specimen)^Patient
ScaleNom
MethodPhenX
ClassPHENX
StatusTRIAL

Flags

BillableNo
Valid clinical useNo

Source

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

Part names

What is your normal work or school and sleep scheduleFindPt^PatientNomPhenXFindingPoint 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 65548-0 | HealthAssure