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.

LOINCActiveOrder

LOINC Code 50189-0: Neonatal bilirubin panel [Mass/Vol]

Name: LOINC Code 50189-0: Neonatal bilirubin panel [Mass/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:34.495Z

50189-0 is a LOINC code used to identify Neonatal bilirubin panel [Mass/Vol] 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 Neonatal bilirubin panel. It is commonly used with the system or sample type Ser/Plas.

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 Neonatal bilirubin panel. It is commonly used with the system or sample type Ser/Plas.

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: Order
Panel type: Panel

What it does not mean

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

Key facts

Neonatal bilirubin panel [Mass/volume] - Serum or Plasma
Neonatal bilirubin panel
Bili; Bilirubin Pnl; Bilirubins; Billirubin; Chemistry; Level; Mass concentration; Neonatal bilirubin Pnl; Pan; PANEL.CHEMISTRY; Panl; Pl; Plasma; Plsm; Pnl; Point in time; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; TBIL

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

Neonatal bilirubin panel [Mass/Vol]Neonatal bilirubin panel [Mass/volume] - Serum or PlasmaNeonatal bilirubin Pnl SerPl-mCncNeonatal bilirubin panelPANEL.CHEMNeonatal bilirubin panel, BloodMCnc

Frequently asked questions

Code details

Code50189-0

SystemLOINC

Display nameNeonatal bilirubin panel [Mass/Vol]

DescriptionNeonatal bilirubin panel

Short nameNeonatal bilirubin Pnl SerPl-mCnc

ComponentNeonatal bilirubin panel

PropertyMCnc

TimingPt

System (specimen)Ser/Plas

ScaleQn

ClassPANEL.CHEM

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.22

Last changed2.73

Consumer names

Neonatal bilirubin panel, Blood

Part names

Neonatal bilirubin panelMCncPtSer/PlasQnMass ConcentrationPoint in time (spot)Serum or Plasma

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.