LOINCActiveObservation

LOINC Code 95593-0: 25-hydroxyvitamin D2 (BldC) [Mass/Vol]

95593-0 is a LOINC code used to identify 25-hydroxyvitamin D2 (BldC) [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 Ercalcidiol. It is commonly used with the system or sample type BldC.

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 Ercalcidiol. It is commonly used with the system or sample type BldC.

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

25-hydroxyvitamin D2 [Mass/volume] in Capillary blood
Ercalcidiol
Capillary blood has been shown to yield statistically higher 25(OH)D levels compared with venipuncture samples [PMID18805487].
25 Hydroxyvitamin D 2; 25 Hydroxyvitamin D2; 25(OH)D2; 25-Hydroxy calciferol; 25-Hydroxycalciferol; 25-Hydroxyergocalciferol; 25-Hydroxyvitamin D 2; 25-Hydroxyvitamin D2; 9,10-Secoergosta-5,7,10(19),22-tetraene-3 beta,25-diol; Blood - capillary; Cap bld; Cap blood; Capillary bld; Capillary blood; Chemistry; Endocrine; Endocrinology; Ercalcidiol; Finger stick; Level; Mass concentration; Point in time; QNT; Quan; Quant; Quantitative; Random

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

25-hydroxyvitamin D2 (BldC) [Mass/Vol]25-hydroxyvitamin D2 [Mass/volume] in Capillary blood25(OH)D2 BldC-mCncErcalcidiolCHEM25-hydroxyvitamin D2, BloodMCnc

Frequently asked questions

Code details

Code95593-0
SystemLOINC
Display name25-hydroxyvitamin D2 (BldC) [Mass/Vol]
DescriptionErcalcidiol
Short name25(OH)D2 BldC-mCnc
ComponentErcalcidiol
PropertyMCnc
TimingPt
System (specimen)BldC
ScaleQn
ClassCHEM
Example unitsng/mL
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.69
Last changed2.69

Consumer names

25-hydroxyvitamin D2, Blood

Part names

ErcalcidiolMCncPtBldCQn25-hydroxyvitamin D2Mass ConcentrationPoint in time (spot)Blood capillary

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 95593-0 | HealthAssure