Table XI

Codes for procedure categories from the International Classification of Diseases, Ninth Revision, Clinical Modification

Procedure categoryCode numbers
Operations on vessels of heart36
 Coronary angioplasty or arthrectomy (Through 2005 data)36.01, 36.02, 36.05
 (Starting with 2006 data)00.66
 Coronary artery stent insertion36.06, 36.07
  Drug-eluting stent insertion36.07
 Coronary artery bypass graft (CABG)36.1
Cardiac catheterization37.21–37.23
Pacemaker37.7–37.8
(Starting with 2003 data)37.7–37.8, 00.50, 00.52, 00.53
Carotid (neck arteries) endarterectomy38.12
Endoscopy of small intestine45.11–45.14, 45.16
Endoscopy of large intestine45.21–45.25
Gall bladder removal51.2
 Laparoscopic gall bladder removal51.23, 51.24
Treatment of intra-abdominal scar tissue54.5
Removal of prostate60.2–60.6
 Transurethral prostatectomy60.2
Hysterectomy68.3–68.5
 Abdominal hysterectomy68.4
 Vaginal hysterectomy68.5
Forceps, vacuum, and breech delivery72
 Episiotomy72.1, 72.21, 72.31, 72.71, 73.6
Other procedures inducing or assisting delivery73
 Medical induction of labor73.4
Cesarean section74.0–74.2, 74.4, 74.99
Reduction of fracture79.0–79.5, 76.7, 21.7, 02.02, 03.53
Excision of intervertebral disc and spinal fusion80.5 and 81.0
Total hip replacement81.51
Partial hip replacement81.52
Total knee replacement81.54
Mastectomy85.4
CAT scan87.03, 87.41, 87.71, 88.01, 88.38
Arteriography and angiocardiography with contrast88.4- 88.5
Diagnostic ultrasound00.2, 37.28, 88.7, 95.13
Magnetic resonance imaging88.91–88.97
Mechanical ventilation (1990–1991 data)93.92
(Starting with 1992 data)96.7

From: Appendix II, Definitions and Methods

Cover of Health, United States, 2008
Health, United States, 2008: With Special Feature on the Health of Young Adults.
National Center for Health Statistics (US) .
Hyattsville (MD): National Center for Health Statistics (US); 2009 Mar.

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