Physicians
B.K. Srivastava, M.D.
Dr. ”BK” Srivastava specializes in all aspects of noninvasive cardiology with a focus on coronary artery disease, heart failure and complex cardiac conditions. He is an expert in noninvasive cardiac testing including cardiac nuclear medicine and echocardiography. He maintains board certification in Cardiovascular Disease, Echocardiography, and Cardiac Nuclear Medicine. Dr. BK joined Heart, Rhythm & Vascular Specialists of Dayton in 2017 and has practice cardiology in Dayton since 2001. He is fluent in three languages including Hindi, Urdu and English.
B.K. Srivastava, M.D.
Education/Training
- GSVM Medical College, Kanpur, India: Doctor of Medicine.
- Bridgeport Hospital affiliated with Yale University School of Medicine: Residency in Internal Medicine.
- University of Cincinnati Medical Center: Fellowship in Cardiovascular Disease.
Skills/Procedures/Surgeries
- Transesophageal Echocardiography.
- Echocardiographic imaging and nterpretation.
- Cardiac Nuclear imaging and interpretation.
- Diagnosis and treatment of management of heart failure.
- Diagnosis and treatment of coronary artery disease.
Mark Krebs, M.D.
Dr. Mark E. Krebs specializes in heart rhythm abnormalities with an expertise in atrial fibrillation, catheter ablation, pacemakers, defibrillators, and a wide range of cardiac rhythm disturbances. He maintains board certification in Cardiovascular Disease and Clinical Cardiac Electrophysiology. Dr. Krebs has practiced cardiology and cardiac electrophysiology in Dayton since 1997. He joined Heart, Rhythm & Vascular Specialists of Dayton in 2018.
Dr. Mark Krebs, M.D.
Education/Training
- University of Notre Dame: Bachelor of Science (Summa Cum Laude, Phi Beta Kappa honor society).
- University of Cincinnati: Doctor of Medicine (AOA Medical Honor Society).
- Barnes Hospital, Washington University: Residency in Internal Medicine.
- Krannert Institute of Cardiology, Indiana University: Fellowship in Cardiology.
- Krannert Institute of Cardiology, Indiana University: Fellowship in Clinical Cardiac Electrophysiology.
Skills/Procedures/Surgeries
- Catheter ablation of atrial fibrillation, atrial flutter, supraventricular tachycardia, atrial tachycardia, premature ventricular complexes, ventricular tachycardia and other complex arrhythmias.
- Electrophysiology studies.
- Electrical cardioversion.
- Percutaneous left atrial appendage closure (WatchmanTM) for stroke prevention in atrial fibrillation.
- Implantation and management of permanent pacemakers (conventional and leadless)
- Implantation and management of implantable cardioverter defibrillators (ICD’s).
- Implantation and management of biventricular and left bundle area pacemakers and ICD’s for heart failure.
- Implantation and management of subcutaneous defibrillators.
- Pacemaker and ICD lead extractions (mechanical and laser assisted).
- Implantation and management of cardiac loop recorder monitors.
Kurian Thomas Maliel, M.D.
Dr. Kurian T. Maliel specializes in cardiovascular disease. He is board certified in both cardiovascular disease by the American board of Vascular Medicine and Nuclear Medicine by the American board of Nuclear Cardiology. Dr. Maliel graduated with honors and has over 13 years of experience. He joined Heart, Rhythm & Vascular Specialists of Dayton in 2019.
Kurian Thomas Maliel, M.D.
Education/Training
- University of Oklahoma: Bachelor of Science
- University of Oklahoma: Doctor of Medicine
- San Antonio Uniformed Services health education consortium: Residency in Cardiology
- San Antonio Uniformed Services health education consortium: Fellowship in Cardiology
Skills/Procedures/Surgeries
- Transesophageal Echocardiography
- Electrical Cardioversion
- Echocardiographic imaging and interpretation
- Cardiac Nuclear imaging and interpretation
Stephen Wenzke, M.D.
Dr. Stephen Wenzke specializes in Clinical Cardiology. He obtained a board certification in Internal Medicine-Cardiac Disease & Clinical Cardiac Electrophysiology. Dr. Wenzke has practiced in the Dayton area since 1986. He joined Heart, Rhythm & Vascular Specialists of Dayton in 2023.
Stephen Wenzke, M.D.
Education/Training
- Ohio State University: Bachelor of Science, Microbiology
- Ohio State University: Doctor of Medicine
- Ohio State University: Internship in Internal Medicine
- Ohio State University: Residency in Internal Medicine (Chief Resident)
- Ohio State University: Fellowship in Cardiology & Electrophysiology
Skills/Procedures/Surgeries
- Clinical Cardiology
- Non-Invasive Cardiac imaging and interpretation
- Echocardiographic imaging and interpretation
Providers
Carol Griffith
RN, AG-ACNP, CNP
Carol L. Griffith is a nurse practitioner with 25+ years in cardiology expertise. Carol's background includes cardiac intensive care, post coronary artery bypass, management and atrial fibrillation, atrial flutter, coronary artery disease, postcardiac stenting, and management of heart failure. She is board-certified through American Nursing Association/American nurses credentialing Center. She is a member of the American nurses Association, American Cardiology College, and Ohio Nurses Association. She joined Heart, Rhythm & Vascular Specialists of Dayton in 2018.
Jessica Rizzo
APRN
Jessica Rizzo joined Heart, Rhythm & Vascular Specialists of Dayton in 2021. She has several years of cardiology experience in both adult and pediatrics. She has 6 years of experience working in electrophysiology within cardiology. She has a Bachelor's degree in Biology from Wittenberg University and a Bachelor's degree in Nursing from The Ohio State University. She then went on to complete her Doctorate in Nursing Practice/ Family Nurse Practitioner from Saint Mary's College. Jessica currently lives in the Dayton are with her husband Alex and two dogs; Sgetti and Auggie. Outside of work she enjoys running and traveling.
Brittany Flynn
APRN
Brittany is a nurse practitioner with 10 years of nursing experience. Brittany's background includes neuro-intensive care, post carotid endarterectomy, atrial fibrillation, arterial management, hypertension management, and palliative care. She is board-certified through American Nursing Association/American Nurses Credentialing Center. She joined Heart, Rhythm & Vascular in 2023. Education/training: Wright State University: Bachelor of science in nursing 2014 Wright State University: Adult Gerontology Acute Care Nurse Practitioner, Master of Science in Nursing 2020.
Elise Stamper
APRN
Elise Stamper joined Heart, Rhythm & Vascular in 2024. She has several years of geriatric acute care experience in the Dayton area. Elise specializes in caring for those with hypertension, hyperlipidemia, coronary artery disease and more. Elise is credentialed through the American Association of Critical Care Nurses. She obtained her Masters Degree from Walden University.