Grouping ICD-9-CM and CPT Procedure Codes into a Common Clustering Standard

Surgical Cross Coder Essential Links from CPT codes to ICD-9-CM and HCPCS codes

A numerical similarity approach for using retired Current Procedural Terminology (CPT) codes for electronic phenotyping in the Scalable Collaborative Infrastructure for a Learning Health System (SCILHS)

BACKGROUND Interoperable phenotyping algorithms, needed to identify patient cohorts meeting eligibility criteria for observational studies or clinical trials, require medical data in a consistent structured, coded format. Data heterogeneity limits such algorithms' applicability. Existing approaches are often: not widely interoperable; or, have low sensitivity due to reliance on the lowest commo...

Identification of patients with nonmelanoma skin cancer using health maintenance organization claims data.

Cancer registries usually exclude nonmelanoma skin cancers (NMSC), despite the large population affected. Health maintenance organization (HMO) and health system administrative databases could be used as sampling frames for ascertaining NMSC. NMSC patients diagnosed between January 1, 1988, and December 31, 2007, from such defined US populations were identified by using 3 algorithms: NMSC Inter...

Validity of hospital discharge diagnosis codes for stroke: the Atherosclerosis Risk in Communities Study.

BACKGROUND AND PURPOSE Characterizing International Classification of Disease 9th Revision, Clinical Modification (ICD-9-CM) code validity is essential given widespread use of hospital discharge databases in research. Using the Atherosclerosis Risk in Communities (ARIC) Study, we estimated the accuracy of ICD-9-CM stroke codes. METHODS Hospitalizations with ICD-9-CM codes 430 to 438 or stroke...

ICD-10 simplifies preventive care coding, sort of.

You have no doubt heard about the eight-fold increase in diagnosis codes included in the transition from ICD-9 to ICD-10, but that is not the whole story. You’ll be relieved to know that, for some encounters and services, ICD-10 offers fewer or the same number of codes. Codes related to preventive services are examples of this. This article will focus on how to select ICD-10 codes for immunizat...