2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Symptoms, Signs, And Ill-Defined Conditions 780-799 > Symptoms 780-789 > Symptoms Involving Cardiovascular System 785.* > 2006 ICD-9-CM Diagnosis 785.0 Tachycardia unspecified View the most recent version of ICD-9-CM 785.0 Tachycardia; an abnormally rapid heartbeat, usually applied to a heart rate above 100 per minute. Excessive rapidity in the action of the heart, usually with a heart rate above 100 beats per minute. 785.0 is a specific code that can be used to specify a diagnosis 785.0 contains 5 index entries View the ICD-9-CM Volume 1 785.* hierarchy Alternate Terminology Rapid heart beat 785.0 Excludes neonatal tachycardia (779.82) paroxysmal tachycardia (427.0-427.2)  Index entries containing 785.0: Fast pulse 785.0 Pulse fast 785.0 rapid 785.0 Rapid heart (beat) 785.0 psychogenic 306.2 Tachycardia 785.0 atrial 427.89 auricular 427.89 AV nodal re-entry (re-entrant) 427.89 newborn 779.82 nodal 427.89 nonparoxysmal atrioventricular 426.89 nonparoxysmal atrioventricular (nodal) 426.89 paroxysmal 427.2 with sinus bradycardia 427.81 atrial (PAT) 427.0 psychogenic 316 [427.0] atrioventricular (AV) 427.0 psychogenic 316 [427.0] essential 427.2 junctional 427.0 nodal 427.0 psychogenic 316 [427.2] atrial 316 [427.0] supraventricular 316 [427.0] ventricular 316 [427.1] supraventricular 427.0 psychogenic 316 [427.0] ventricular 427.1 psychogenic 316 [427.1] postoperative 997.1 psychogenic 306.2 sick sinus 427.81 sinoauricular 427.89 sinus 427.89 supraventricular 427.89 ventricular (paroxysmal) 427.1 psychogenic 316 [427.1]