LOINCActiveObservation

LOINC Code 55423-8: Number of steps in unspecified time Pedometer

55423-8 is a LOINC code used to identify Number of steps in unspecified time Pedometer 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 Number of steps. 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 Number of steps. 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: ACTIVE
  • Order vs observation: Observation
  • Method: Pedometer

What it does not mean

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

Key facts

  • Number of steps in unspecified time Pedometer
  • Number of steps
  • # steps; ?Tm; CLIN; Count/time; No; nRate; Num; Number rate; Number Rate = Count/Time; QNT; Quan; Quant; Quantitative

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

Number of steps in unspecified time Pedometer# steps ?Tm nRate PedometerNumber of stepsCLINNumber of steps in Unspecified Time, PedometerNRatXXX

Frequently asked questions

Code details

Code55423-8
SystemLOINC
Display nameNumber of steps in unspecified time Pedometer
DescriptionNumber of steps
Short name# steps ?Tm nRate Pedometer
ComponentNumber of steps
PropertyNRat
TimingXXX
System (specimen)^Patient
ScaleQn
MethodPedometer
ClassCLIN
Example units#/day;#/week
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.27
Last changed2.70

Consumer names

Number of steps in Unspecified Time, Pedometer

Part names

Number of stepsNRatXXX^PatientQnPedometerNumber RateUnspecified

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 55423-8 | HealthAssure