Berenson-Eggers Type of Service

Berenson-Eggers Type of Service (BETOS) categories are used to analyze Medicare costs. All Health Care Financing Administration Common Procedure Coding System (HCPCS) procedure codes are assigned to a BETOS category. BETOS codes are clinical categories. There are seven high-level BETOS categories:
The Berenson-Eggers classification system was co-authored by Robert A. Berenson, MD, and colleague Dr. Egger. 
The American College of Surgeons criticizes BETOS and suggests two improvements.
As of 01/27/2016, CMS stopped publishing the BETOS crosswalk file.