http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
your essential illustrated coding guide for cardiology/cardiothoracic surgery, including CPT, HCPCS, tips, CPT to ICD-10 CrossRef, CCI edits, and RVU information
Coders' specialty guide 2020 : cardiology/cardiothoracic surgery
Introduction -- Cardiovascular system -- Radiology -- Medicine -- Evaluation and management -- Category III codes -- Proprietary laboratory analyses -- HCPCS codes -- ICD-10 CrossRef details -- Modifier descriptors -- Terminology -- Code index.