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 101144-4: Ustekinumab & Ustekinumab Ab panel

Name: LOINC Code 101144-4: Ustekinumab & Ustekinumab Ab panel
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:17.024Z

101144-4 is a LOINC code used to identify Ustekinumab & Ustekinumab Ab panel 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 Ustekinumab & Ustekinumab Ab 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 Ustekinumab & Ustekinumab Ab 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

Ustekinumab and Ustekinumab Ab panel - Serum or Plasma

Ustekinumab & Ustekinumab Ab panel

Useful forevaluation of loss of response to therapy; quantification of ustekinumab in human serum; trough level quantitation for evaluation of patients treated with ustekinumab; and detection of antibodies to ustekinumab in human serum.

DRUG/TOXICOLOGY; Drugs; Pan; PANEL.DRUG & TOXICOLOGY; Panl; Pl; Plasma; Plsm; Pnl; Point in time; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; STELARA®; USTEK panel

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

Ustekinumab & Ustekinumab Ab panelUstekinumab and Ustekinumab Ab panel - Serum or PlasmaUSTEK panel SerPlPANEL.DRUG/TOXUstekinumab & Ustekinumab Ab panel, Blood-Pt

Frequently asked questions

Code details

Code101144-4

SystemLOINC

Display nameUstekinumab & Ustekinumab Ab panel

Short nameUSTEK panel SerPl

ComponentUstekinumab & Ustekinumab Ab panel

Property-

TimingPt

System (specimen)Ser/Plas

Scale-

ClassPANEL.DRUG/TOX

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.74

Last changed2.75

Consumer names

Ustekinumab & Ustekinumab Ab panel, Blood

Part names

Ustekinumab & Ustekinumab Ab panel-PtSer/PlasPoint 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.