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.

LOINCActiveObservation

LOINC Code 13859-4: C peptide 10 Min post 1 mg glucagon IV [Mass/Vol]

Name: LOINC Code 13859-4: C peptide 10 Min post 1 mg glucagon IV [Mass/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:24.419Z

13859-4 is a LOINC code used to identify C peptide 10 Min post 1 mg glucagon IV [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 C peptide^10M post 1 mg glucagon IV. 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 C peptide^10M post 1 mg glucagon IV. 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: Observation

What it does not mean

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

Key facts

C peptide [Mass/volume] in Serum or Plasma --10 minutes post 1 mg glucagon IV
C peptide^10M post 1 mg glucagon IV
10M p 1 mg Gc IV; After; CHEMISTRY.CHALLENGE TESTING; Connecting peptide of insulin; HGF; Hyperglycemic factor; i; Level; Mass concentration; Pept; Pl; Plasma; Plsm; Point in time; Pro-insulin c peptide; PST; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR

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

C peptide 10 Min post 1 mg glucagon IV [Mass/Vol]C peptide [Mass/volume] in Serum or Plasma --10 minutes post 1 mg glucagon IVC peptide 10M p 1 mg Gc IV SerPl-mCncC peptide^10M post 1 mg glucagon IVCHALC peptide 10 min after 1 mg Glucagon intravenous, BloodMCnc

Frequently asked questions

Code details

Code13859-4

SystemLOINC

Display nameC peptide 10 Min post 1 mg glucagon IV [Mass/Vol]

DescriptionC peptide^10M post 1 mg glucagon IV

Short nameC peptide 10M p 1 mg Gc IV SerPl-mCnc

ComponentC peptide^10M post 1 mg glucagon IV

PropertyMCnc

TimingPt

System (specimen)Ser/Plas

ScaleQn

ClassCHAL

Example unitsng/mL

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0k

Last changed2.70

Consumer names

C peptide 10 min after 1 mg Glucagon intravenous, Blood

Part names

C peptide^10M post 1 mg glucagon IVMCncPtSer/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.