LOINCActiveOrder

LOINC Code 96602-8: Methadone and EDDP panel

96602-8 is a LOINC code used to identify Methadone and EDDP 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 Methadone & 2-Ethylidene-1,5-Dimethyl-3,3-Diphenylpyrrolidine 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 Methadone & 2-Ethylidene-1,5-Dimethyl-3,3-Diphenylpyrrolidine 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

  • Methadone and EDDP panel - Serum or Plasma
  • Methadone & 2-Ethylidene-1,5-Dimethyl-3,3-Diphenylpyrrolidine panel
  • The measurement of methadone and its metabolite, 2-Ethylidene-1,5-Dimethyl-3,3-Diphenylpyrrolidine (EDDP), in serum or plasma to evaluate compliance and for assessment of toxicity.
  • Dolophin; Dolophine; DRUG/TOXICOLOGY; Drugs; EDDP; i; II; III; METD; Methadone + EDDP Pnl; Methadone metabolite; Methadone.long acting metabolite; Methadose; MTD; Pan; PANEL.DRUG & TOXICOLOGY; Panl; Pl; Plasma; Plsm; Pnl; Point in time; 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

Methadone and EDDP panelMethadone and EDDP panel - Serum or PlasmaMethadone + EDDP Pnl SerPlMethadone & 2-Ethylidene-1,5-Dimethyl-3,3-Diphenylpyrrolidine panelPANEL.DRUG/TOXMethadone and EDDP panel, Blood-

Frequently asked questions

Code details

Code96602-8
SystemLOINC
Display nameMethadone and EDDP panel
DescriptionMethadone & 2-Ethylidene-1,5-Dimethyl-3,3-Diphenylpyrrolidine panel
Short nameMethadone + EDDP Pnl SerPl
ComponentMethadone & 2-Ethylidene-1,5-Dimethyl-3,3-Diphenylpyrrolidine 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 released2.69
Last changed2.69

Consumer names

Methadone and EDDP panel, Blood

Part names

Methadone & 2-Ethylidene-1,5-Dimethyl-3,3-Diphenylpyrrolidine panel-PtSer/PlasMethadone and 2-Ethylidene-1,5-Dimethyl-3,3-Diphenylpyrrolidine 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.

LOINC Code 96602-8 | HealthAssure