Our Staff

Nurse Practitioner

Nichole Krueger, MSN, NP-CNurse Practitioner

Nichole is Arizona Heart Rhythm Center's Nurse Practitioner and our Director of Nursing.

Research Coordinators

Sophie RaymondResearch Manager/ Lead Clinical Research Coordinator

Sophie is Arizona Heart Rhythm Center's Clinical Research Manager. She earned her master's degree in Biomedical Diagnostics from Arizona State University. Sophie oversees the research department and coordinates all clinical trials for the practice. She enjoys cycling, traveling and reading.

Rachel WymanClinical Research Coordinator

Rachel is one of Arizona Heart Rhythm Center's Research Coordinators. Rachel earned her bachelor's degree in biochemistry from University of Arizona. Rachel coordinates many of our cardiac rhythm device trials. She enjoys traveling and dancing.

Brittany ThompsonClinical Research Coordinator

Brittany is one of Arizona Heart Rhythm Center's Research Coordinators. Brittany earned her bachelor's degree in Physiology from University of Arizona. Brittany coordinates several atrial fibrillation and heart failure clinical trials. She enjoys traveling, television shows and sports.

Zoe HungClinical Research Coordinator

Zoe is one of Arizona Heart Rhythm Center's Research Coordinators. Zoe is from Taiwan where she worked as a registered nurse. She moved to the United States in 2016 where she began pursuing her passion for clinical research. She enjoys yoga, photography and art.

Cardiac Technicians

Sorin NiculaUltrasound Technician

Sorin is AZ Heart Rhythm Center's Echo Sonographer. He received his associates degree at West Coast Ultrasound Institute.

Alvaro RosalesCardiac Technician and Medical Assistant

Al is AZ Heart Rhythm's Cardiovascular Technician. He performs all of our cardiovascular testing, helps coordinate procedure scheduling and authorizations and manages our Coumadin clinic.

Luke DelisaDevice Technician

Luke is AZ Heart Rhythm's Cardiac Device Technician. He performs all of our device checks and remote monitoring. He enjoys his time interacting with patients and spending time with his two kids. He also loves golfing.

Medical Assistants

Cecelia CanezScheduling Specialist and Medical Assistant

Cecelia " Cece" is one of AZ Heart Rhythm Center's Medical Assistants and our Scheduling Specialist. She specializes in cardiology procedure scheduling and authorizations. Cece enjoys spending time with her family.

Yazmin DavidFront Office Coordinator and Medical Assistant

Yazmin is a certified Medical Assistant. She works in both our front and back office greeting patients, answering phone calls, preparing medical records, prescription refills, setting up monitors and performing EKGs.

Clinical Coordinators

Brittney AdamsClinical Coordinator

Brittney is one of our AZ Heart Rhythm Center Clinical Coordinators. She specializes in coordinating your office visit and office procedures. She has a bachelor's degree in Biological Sciences from Arizona State University. She aspires to be a Physician. She enjoys hiking, painting and traveling. She also loves animals.

Tiffany SmithClinical Coordinator

Tiffany is one of our AZ Heart Rhythm Center Clinical Coordinators. She specializes in coordinating your office visit and office procedures. She has a bachelor's degree in Health Sciences from Arizona State University. She aspires to be a Physician. She enjoys all outdoor activities, baking and loves dogs.

Amber SandovalClinical Coordinator

Amber is one of our AZ Heart Rhythm Center Clinical Coordinators. She specializes in coordinating your office visit and office procedures. She has a bachelor's degree in Biological Sciences from Arizona State University. She is passionate about health and fitness.

Daniel KittsClinical Coordinator

Daniel is one of our AZ Heart Rhythm Center Clinical Coordinators. He specializes in coordinating your office visit and office procedures. He has a master's in Public Health from the University of Arizona. He aspires to be a Physician. He is foodie and speaks French.

Kathy ScherbClinical Coordinator

Kathy is one of our AZ Heart Rhythm Center Clinical Coordinators. She specializes in coordinating your office visit and office procedures.