What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINC

LOINC Code 65576-1: If you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day [PhenX]

Name: LOINC Code 65576-1: If you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day [PhenX]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:45.456Z

65576-1 is a LOINC code used to identify If you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day [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 If you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day. 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 If you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day. 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

If you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day [PhenX]
If you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day
Finding; Findings; No sleep schedule feel off; Ordinal; Point in time; QL; Qual; Qualitative; Random; 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

If you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day [PhenX]No sleep schedule feel off PhenXIf you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next dayPHENXFindPt^Patient

Frequently asked questions

Code details

Code65576-1

SystemLOINC

Display nameIf you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day [PhenX]

DescriptionIf you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day

Short nameNo sleep schedule feel off PhenX

ComponentIf you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next day

PropertyFind

TimingPt

System (specimen)^Patient

ScaleOrd

MethodPhenX

ClassPHENX

StatusTRIAL

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.36

Last changed2.65

Part names

If you do not keep your regular sleep schedule, how much do you feel off - not your regular self, the next dayFindPt^PatientOrdPhenXFindingPoint 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.