Centers for Disease Control and Prevention




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Integrated Health Information Systems
phone: (404) 639-7860
fax: (404) 639-7770

Centers for Disease Control and Prevention
1600 Clifton Rd.
Atlanta, GA 30333
U.S.A
(404) 639-3311

Data Models/Vocabularies

Overviews & Guides

•	Logical Data Model Overview & Users Guide V1.0 (583 KB)
•	Logical Data Model Data Dictionary LDM Data Dictionary - Part I (1.45 MB) LDM Data Dictionary - Part II (1.5 MB)

Data Models

•	Public Health Conceptual Data Model (497 KB)
•	NEDSS Physical Data Model (NPDM) Oracle Zip File (450 KB) SQL Server Zip File (450 KB)
•	NEDSS Logical Data Model (NLDM) Rational Rose document (4.75 MB)
•	NEDSS Logical Data Model Class Diagram Microsoft Excel document (1.2 MB)

Standardized Vocabularies

•

LOINC Mapping

(402 KB)
A spreadsheet of reportable conditions and the LOINC test codes that indicate them.

•

Organism List to Organism Mapping (SNOMED)

(83 KB)
A spreadsheet of reportable conditions and the SNOMED result codes used to describe the reportable laboratory findings. (This document includes terms and term codes from the SNOMED work of medical nomenclature, a copyrighted work of the College of American Pathologist (CAP). 1997 College of American Pathologists. SNOMED terms and term codes are used in this document with the permission of the CAP. They may not, however, be copied or otherwise used without a written license from the CAP.)

Code Sets

•	Introduction to CDC Race & Ethnicity Code Sets (13 KB) The U.S. Centers for Disease Control and Prevention (CDC) has prepared a code set for use in coding race and ethnicity data.
•	CDC Race & Ethnicity Code Sets (193 KB) CDC Race and Ethnicity Concepts and Codes.
•	CDC Race & Ethnicity Code Sets Excel (167 KB) CDC Race and Ethnicity Concepts and Codes.

•	Logical Observation Identifier Names and Codes (LOINC)
•	Systemized Nomenclature of Human and Veterinary Medicine (SNOMED)
•	International Classification of Disease (ICD-9)
•	Unified Medical Language Systems



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