LOINCActiveObservation

LOINC Code 41613-1: Tube number Nom (Sem) [ID]

41613-1 is a LOINC code used to identify Tube number Nom (Sem) [ID] 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 Tube number. It is commonly used with the system or sample type Semen.

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 Tube number. It is commonly used with the system or sample type Semen.

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

  • Tube number of Semen
  • Tube number
  • Ejaculate; Genitourinary; GU; Ident; Identifier; No; Nominal; Num; Point in time; Random; Sem; Seminal fluid; Smn; SMPLS; SPEC; Tube #; URO; Urology

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

Tube number Nom (Sem) [ID]Tube number of SemenTube # SmnTube numberSPECTube number, SemenID

Frequently asked questions

Code details

Code41613-1
SystemLOINC
Display nameTube number Nom (Sem) [ID]
DescriptionTube number
Short nameTube # Smn
ComponentTube number
PropertyID
TimingPt
System (specimen)Semen
ScaleNom
ClassSPEC
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.16
Last changed2.19

Consumer names

Tube number, Semen

Part names

Tube numberIDPtSemenNomIdentifierPoint in time (spot)

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 41613-1 | HealthAssure