Karl P. Undesser, MD, is a board certified Cardiac Electrophysiologist who has practiced medicine in the Boise area for over 18 years. He began his schooling in biology at the University of California, San Diego and later received a Ph.D. in pharmacology and Doctor of Medicine from the University of Texas Health Science Center. Over the next several years, Dr. Undesser completed post graduate education and training in Texas, North Carolina and California, including an electrophysiology fellowship with the Division of Cardiology at University of California, San Diego. Dr. Undesser is board certified in cardiovascular disease and electrophysiology and has extensive research experience with several publications.


Medical School
University of Texas Health Science Center

Certifications & Memberships

Internal Medicine
Cardiovascular Disease



Procedures & Conditions

  • General Cardiology
  • Preventative Cardiology
  • Hypertension
  • Lipid Management
  • Stress Testing
  • Evaluation Syncope
  • Defibrillators/Pacemakers
  • Cardiac Arrhythmias


Clinical Cardiac Electrophysiology

Office Locations

West Valley Cardiology Services
1906 Fairview Ave
Suite 230
Caldwell, ID 83605
Phone: (208) 795-5073