Enterprise HL7 / FHIR Terminology Engine

Universal Clinical Codes & Terminology Search

Search, verify, and inspect standardized LOINC, SNOMED CT, ICD-10-CM, RxNorm, and CPT clinical codes with native HL7 FHIR R4 resource mappings.

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Code Value Display Description Code System & OID FHIR Resource Category Status Actions
98983-0
Methocarbamol [Mass/volume] in Urine by Confirmatory method
LOINC
2.16.840.1.113883.6.1
Both Laboratory Active
98984-8
OXcarbazepine [Mass/volume] in Urine by Confirmatory method
LOINC
2.16.840.1.113883.6.1
Both Laboratory Active
98985-5
10-Hydroxycarbazepine [Mass/volume] in Urine by Confirmatory method
LOINC
2.16.840.1.113883.6.1
Both Laboratory Active
98986-3
Chloride/Creatinine [Molar ratio] in 24 hour Urine
LOINC
2.16.840.1.113883.6.1
Both Laboratory Active
98987-1
C reactive protein [Units/volume] in Body fluid
LOINC
2.16.840.1.113883.6.1
Both Laboratory Active
98988-9
Prolactin [Moles/volume] in Serum or Plasma --45 minutes post dose TRH IV
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98989-7
Band form neutrophils/Leukocytes [Pure number fraction] in Blood by Automated count
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
9899-6
P wave amplitude in in lead V5
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98990-5
Methotrexate [Moles/volume] in Serum or Plasma --18 hour post dose
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98991-3
Methotrexate [Moles/volume] in Serum or Plasma --5 minutes post dose
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98992-1
Alpha-1-acid glycoprotein/Protein.total in Serum or Plasma by Electrophoresis
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98993-9
Alpha 1 antitrypsin/Protein.total in Serum or Plasma by Electrophoresis
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98994-7
Alpha 1 antitrypsin [Mass/volume] in Serum or Plasma by Electrophoresis
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98995-4
Transferrin/Protein.total in Serum or Plasma by Electrophoresis
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98996-2
Transferrin [Mass/volume] in Serum or Plasma by Electrophoresis
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98997-0
Haptoglobin/Protein.total in Serum or Plasma by Electrophoresis
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98998-8
Hematocrit [Pure volume fraction] of Cord blood by Automated count
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
98999-6
Nucleated cells [#/volume] in Synovial fluid by Automated count
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99-2
Cefoperazone [Susceptibility] by Minimum lethal concentration (MLC)
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
990-2
Di sup(b) Ag [Presence] on Red Blood Cells
LOINC
2.16.840.1.113883.6.1
Both Laboratory Active
Page 5567 of 5620
Healthcare Terminology & FHIR R4 Interoperability
Standardized coding guidelines governed by CodesForMD

In HL7 FHIR R4, discrete clinical findings and laboratory measurements are encapsulated inside Observation resources. Diagnostic terms and problem list entries are represented within Condition resources, while surgical and therapeutic acts map to Procedure. CodesForMD adheres to official US Core and International FHIR Implementation Guides.

An OID is an internationally standardized dotted-decimal identifier (e.g. 2.16.840.1.113883.6.1 for LOINC) registered with HL7 and ISO. OIDs ensure unambiguous identification of terminology authorities when exchanging clinical messages across heterogeneous EHR, LIS, and PACS systems.

Yes. You can visit our platform's administrative ingestion and export engine or contact our team to obtain batch files of standardized codes.
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