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 97183-8: Mephobarbital and PHENobarbital panel

Name: LOINC Code 97183-8: Mephobarbital and PHENobarbital panel
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:29.655Z

97183-8 is a LOINC code used to identify Mephobarbital and PHENobarbital 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 Mephobarbital & PHENobarbital 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 Mephobarbital & PHENobarbital 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

Mephobarbital and PHENobarbital panel - Serum or Plasma
Mephobarbital & PHENobarbital panel
This test is useful for monitoring of mephobarbital and phenobarbital therapy and assessing potential drug toxicity.
Addiction; Barbiturate; c417; DRUG/TOXICOLOGY; Drugs; Drugs of abuse; Illicit; Luminal; Mebaral; Mephobarb + phenobarb Pnl; Methylphenobarbital; Nirvonal; Pan; PANEL.DRUG & TOXICOLOGY; Panl; PHBR; Phenitone; Phenobarb; Pl; Plasma; Plsm; Pnl; Point in time; PotentialForAbuse; 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

Mephobarbital and PHENobarbital panelMephobarbital and PHENobarbital panel - Serum or PlasmaMephobarb + phenobarb Pnl SerPlMephobarbital & PHENobarbital panelPANEL.DRUG/TOXMephobarbital and PHENobarbital panel, Blood-

Frequently asked questions

Code details

Code97183-8

SystemLOINC

Display nameMephobarbital and PHENobarbital panel

DescriptionMephobarbital & PHENobarbital panel

Short nameMephobarb + phenobarb Pnl SerPl

ComponentMephobarbital & PHENobarbital panel

Property-

TimingPt

System (specimen)Ser/Plas

ScaleQn

ClassPANEL.DRUG/TOX

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.70

Last changed2.70

Consumer names

Mephobarbital and PHENobarbital panel, Blood

Part names

Mephobarbital & PHENobarbital panel-PtSer/PlasQnMephobarbital and PHENobarbital panelPoint 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.