89.42 - Masters' Two-step Stress Test

The ICD 9 Code for Masters' two-step stress test is listed as 89.42.
Additional information concerning this code and description can be found below including ICD 10 crosswalks / GEMS and chapter information where available.

ICD 9 CM Volume 3 (PCS) Field	Value
Procedure Code:	89.42
Description:	Masters' two-step stress test
Short Description:	Masters' 2-step test

Chapter:	Miscellaneous diagnostic and therapeutic procedures
Subsection 1:	Interview, evaluation, consultation, and examination
ICD-10-PCS General Equivalence Mappings (GEMS):
ICD 10 PCS Code:	4A02XM4 - Measurement of Cardiac Total Activity, External Approach (approximate)
ICD 10 PCS Code:	4A12XM4 - Monitoring of Cardiac Stress, External Approach (approximate)
ICD-9-CM Volume 3 (PCS) Siblings (same level / similar specificity) of 89.42:
89.41 - Cardiovascular stress test using treadmill
89.43 - Cardiovascular stress test using bicycle ergometer
89.44 - Other cardiovascular stress test
89.45 - Artificial pacemaker rate check
89.46 - Artificial pacemaker artifact wave form check
89.47 - Artificial pacemaker electrode impedance check
89.48 - Artificial pacemaker voltage or amperage threshold check
89.49 - Automatic implantable cardioverter/defibrillator (AICD) check