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Electrophysiology (Heart Rhythm) Services 

John R. Burg MD Cardiac Center

For an appointment or for more information


Cardiac arrhythmias are disturbances in the rate or rhythm of the heart’s electrical system. These disturbances can range from inconvenient to life-threatening.

Our electrophysiology specialists specialize in electrical conduction in the heart. Billings Clinic Cardiovascular Services has two electrophysiologist and two nurse practitioners. This team is recognized as a leader in diagnosing and treating cardiac arrhythmias.

Electrophysiology services provided at Billings Clinic include:

  • Ablation
  • Electrophysiology (EP) studiesElectrophysicology team
  • Implantable defibrillator
  • Lead extraction
  • Permanent pacemaker
  • Tilt table testing
  • Pacemaker telephone checks (in-office checks)

Pacemaker telephone checks

After you have your pacemaker implanted, we will be providing dedicated,

Pacemaker Support

We would be happy to answer any questions and provide you with any information about your pacemaker.

Toll-free: 1-800-736-5355 Local: 406-238-2000

thorough follow up services. The staff members who will be talking with you periodically include Cheryl Cummings,RN; Chris Severson, RN; and our electrophysiology technical staff. Dr. Alan Thometz supervises the clinic.

It is important to have your pacemaker checked regularly to ensure it is functioning properly and to keep track of the battery. We recommend the following pacemaker phone check schedule:

  • Implant date: 2 checks in the first month
  • 1 month - 3 years: 1 check every three months
  • 3 years - 6 years: 1 check every two months
  • 6 years - battery depletion: 1 check per month

All routine pacemaker checks are done by appointment. After each telephone check, we will schedule you for your next appointment.

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