In the tabular list of the icd-9-cm manual a subclassification is

ICDCM is the official system of assigning codes to diagnoses and procedures associated with hospital utilization in the United States. The ICD-9 was used to code and classify mortality data from death certificates until , when use of ICD for mortality coding started. The ICDCM consists of: a tabular list containing a numerical list of the disease code numbers in tabular . Terms in this set (34) The three volumes of ICDCM are: Volume 1-Diseases: Tabular List, Volume 2-Diseases: Alphabetic Index, Volume 3-Procedures: Tabular List and Alphabetic Index. ICDCM codes are updated at least: Annually. Symbols, abbreviations, punctuation, and notations in ICDCM are called: Conventions.  · Tabular Index Volume 1 of the ICDCM coding manual; it contains all the diagnostic codes in numeric order, which are grouped into 17 chapters of diseases and injuries. use additional code A use additional code note is found at the etiology code when the underlying condition is sequenced first, followed by the manifestation. A term that appears only in the .

As of October 1, , providers use the International Classification of Diseases, 10th Revision (ICD) coding system to report diagnoses and procedures for Medicare hospital inpatient services under the MS-DRG system instead of the ICDCM coding system, which was used through Septem. ICDCM Tabular List of Diseases The ICDCM Tabular List of Diseases (Figure ) arranges codes and descriptions in numerical order; it contains 17 chapters, 2 supplemental classifications, and 4 appendices (Table ). The chapters classify diseases and injuries according to specific body systems as well as etiology (cause of disease). In lieu of listing all the ICDCM codes that support medical necessity of a test or group of tests, decisions using the ``exclusionary'' approach list ICDCM codes in the following two categories: ICDCM codes denied and ICDCM codes that do not support medical necessity.

The ICDCM code manual is divided into three volumes. Volume I is the tabular index. Volume II is, again, the alphabetic index. Volume III lists procedure codes that are only used by hospitals. (We won’t be covering ICDCM Volume III codes in these courses). ICDCM is divided into ranges based on the type of injury or disease they. Terms in this set (34) The three volumes of ICDCM are: Volume 1-Diseases: Tabular List, Volume 2-Diseases: Alphabetic Index, Volume 3-Procedures: Tabular List and Alphabetic Index. ICDCM codes are updated at least: Annually. Symbols, abbreviations, punctuation, and notations in ICDCM are called: Conventions. ICDCM TABULAR LIST OF PROCEDURES (FY10) Closed [percutaneous] [needle] biopsy of mediastinum Open mediastinal biopsy Biopsy of diaphragm Other diagnostic procedures on chest wall, pleura, and diaphragm Excludes: angiocardiography () aortography () arteriography of: intrathoracic vessels NEC () pulmonary arteries () microscopic examination of specimen from chest wall, pleura, and diaphragm () phlebography of: intrathoracic.