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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Showing 20 of 112393 codes
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Code Value Display Description Code System & OID FHIR Resource Category Status Actions
99309-7
Acid alpha glucosidase cross-reactive immunologic material (CRIM) [Presence] in Tissue by Immunoblot
LOINC
2.16.840.1.113883.6.1
Both Laboratory Active
9931-7
Q wave depth in lead V1
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99310-5
Total score age adjusted
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99311-3
Seizure onset
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99312-1
Seizure frequency
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99313-9
Time since last seizure
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99314-7
SARS-CoV-2 (COVID-19) RdRp gene mutation detected [Identifier] in Specimen by Molecular genetics method
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99315-4
OASIS E - Intervention synopsis - DC, TRN during assessment period [CMS Assessment]
LOINC
2.16.840.1.113883.6.1
Subset Laboratory Active
9932-5
Q wave depth in lead V2
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
9933-3
Q wave depth in lead V3
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
9934-1
Q wave depth in lead V4
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99342-8
Days since symptom started
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99343-6
Days since symptom finished
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99344-4
Sought medical attention for symptoms
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99345-1
Type of medical attention accessed
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99346-9
Temperature taken Reporting Period
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99347-7
Maximum body temperature Reporting Period
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99348-5
Close contact with COVID-19 in last 2W
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99349-3
Has or had COVID-19
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
9935-8
Q wave depth in lead V5
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
Page 5584 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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