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
99931-8
Nucleated cells [#/area] in Body fluid by Automated count
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99932-6
Bacteria [Presence] in Body fluid by Automated
LOINC
2.16.840.1.113883.6.1
Both Laboratory Active
99933-4
Leukocyte clumps [Presence] in Body fluid by Automated
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99934-2
Mainz pain staging system panel [Mainz Pain Staging System]
LOINC
2.16.840.1.113883.6.1
Order Laboratory Active
99935-9
Average frequency of primary pain in past 4 weeks
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99936-7
Average duration of primary pain in past 4 weeks
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99937-5
Fluctuation of primary pain intensity in past 4 weeks
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99938-3
Variation of episodic pain intensity in past 4 weeks
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99939-1
Pain distribution in past 4 weeks
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
9994-5
R wave amplitude in lead V4
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99940-9
Pain medication in the past 4 weeks
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99941-7
Withdrawn from or reduced dose of pain medication
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99942-5
Change of physician responsible for pain treatment
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99943-3
Frequency of pain related hospitalizations
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99944-1
Number of surgical procedures for pain
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99945-8
Number of pain related stays at treatment facility
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99946-6
Total score [Mainz Pain Staging System]
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99947-4
Entity Telecommunication type
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
99948-2
Entity Telecommunication panel
LOINC
2.16.840.1.113883.6.1
Order Laboratory Active
99949-0
Entity Telecommunication mode
LOINC
2.16.840.1.113883.6.1
Observation Laboratory Active
Page 5617 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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