LOINCActiveOrder

LOINC Code 81904-5: Protein intake panel

81904-5 is a LOINC code used to identify Protein intake 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 Protein intake panel. It is commonly used with the system or sample type ^Patient.

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 Protein intake panel. It is commonly used with the system or sample type ^Patient.

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

  • Protein intake panel
  • This panel captures the types and amounts of protein consumed from all sources including food, beverages, and supplements, and via enteral and parenteral routes. This panel was created for, but not limited in use to, the Academy of Nutrition and Dietetics' Nutrition Assessment Language.
  • Diet; Dietetics; Nutrition; Pan; Panl; Pnl; PR; Prot; Protein intake Pnl

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

Protein intake panelProtein intake PnlPANEL.NUTRITION&DIET-^Patient

Frequently asked questions

Code details

Code81904-5
SystemLOINC
Display nameProtein intake panel
Short nameProtein intake Pnl
ComponentProtein intake panel
Property-
Timing-
System (specimen)^Patient
Scale-
ClassPANEL.NUTRITION&DIET
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.56
Last changed2.56

Part names

Protein intake panel-^Patient

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 81904-5 | HealthAssure