Meet Our Staff
Our friendly and Karing staff is looking forward to meeting your health care needs. Take a minute to get to know the people you'll see when you visit Karing Hearts Cardiology.

Dr. Schoondyke - a tri cities tn heart cardiologist and heart specialist in the Johnson City TN area

Dr. Schoondyke, MD, MPH, FACC, CCDS

Dr. Schoondyke is originally from Northern Illinois and moved here to complete his residency in internal Medicine in 2002 and his cardiology fellowship in 2005. Prior to this, he earned his Bachelors degree from Northern Arizona University in 1992, a Master’s degree from University of Oklahoma in 1995, and finally his medical degree at St. George’s University in 1999. He is board certified in Cardiovascular Disease and is recognized by the Heart Rhythm Society of America as a Certified Cardiac Device Specialist (CCDS). He currently performs a number of both office and hospital based procedures that include right and left heart catheterization, pacemaker and defibrillator implantation, trans-thoracic and trans-esophageal echocardiography, carotid ultrasound, coronary CTA interpretation, nuclear stress test interpretation, pacemaker and defibrillator rhythm management, venous ablation, and consultative services in both the hospital and his office. He is currently on an active medical staff at the Johnson City Medical Center, Franklin Woods Community Hospital, and Sycamore Shoals Community Hospital.

Julius Gasso - a tri-cities heart specialist and heart cardiologist in the Johnson City TN area

Julius Gasso, MD, FACC

Dr. Julius Gasso, MD is originally from New York, New York and received his medical degree from Universidad Central del Este in the Dominican Republic. Dr. Gasso has been in practice for more than 20 years and specializes in Interventional Cardiology, Stent Implantation and Structural Heart Disease. He is board certified in Interventional Cardiology, Cardiovascular Disease, and Internal Medicine. Dr. Gasso is also fluent in Spanish. Most recently he was a Cardiologist in Miami, Florida and is affiliated with multiple hospitals in the area, including Baptist Hospital of Miami and Kendall Regional Medical Center and was the chief resident of Internal Medicine at Jersey Shore Medical Center.

Erasme Coly - a tri-cities tn heart cardiologist and heart specialist in the Johnson City TN area

Erasme Coly, MD

Dr. Erasme Coly, originally from Senegal in West Africa, earned his medical degree from the “Faculte Mixte de Medecine, Pharmacie et Chirurgie Dentaire/Universite Cheikh Anta Diop de Dakar”, his internship and residency were at the State University of New York, Kings County Hospital in Brooklyn, New York, and he completed his fellowship in Cardiology at the University Hospitals of Cleveland/Case Western Reserve University in Cleveland, Ohio. Dr. Coly also trained in Interventional Cardiology and Peripheral Interventions at the Cardiovascular Institute of the South in Houma/Lafayette, Louisiana. Dr. Coly is board certified in Cardiology, Licensed in TN, SC, GA, and NC, and is affiliated with several hospitals including St. Joseph Hospital in Savannah, GA, Beaufort Memorial Hospital in Beaufort, SC, and Liberty Regional Medical Center in Hinesville, GA. Dr. Coly’s area of expertise include Clinical Cardiology, ECG, Holter Monitoring, Stress Testing, Echocardiography (transthoracic and transesophageal), Heart catheterization, Peripheral angiography, Pace maker implantation, ICD implantation, and Nuclear Cardiology.

Daniel O'Roark - a tri-cities tn heart cardiologist and heart specialist in the Johnson City TN area

Daniel Michael O'Roark, D.O., FACC

Dr. Daniel O’Roark, originally from Pittsburgh, Pennsylvania studied undergrad at the University of Pittsburgh and followed with his medical degree at Philadelphia College of Osteopathic Medicine. Dr. O’Roark is board certified in Cardiology, Internal Medicine, Nuclear Cardiology, and Echocardiography and is licensed in Ohio, Pennsylvania, Tennessee, Virginia, and Indiana. Areas of Expertise for Dr. O’Roark include Clinical, Consultative and Nuclear Cardiology, Transthoracic, Transesophageal and Stress Echocardiography, Coronary and Vascular CTA, and TAVR imaging.

Dr. Siv - a tri cities tn heart cardiologist and heart specialist in the Johnson City TN area

Kamesh Sivagnanam, MD

Dr. Kamesh is originally from India and completed his internal medicine residency and his cardiovascular disease fellowship at East Tennessee State University. He was both chief resident and chief fellow during his training. He is board certified in echocardiography, nuclear imaging, coronary CTA and vascular imaging. He performs and interprets multiple procedures including cardiac catheterization, trans thoracic and esophageal echocardiography, ECG, Holter Monitoring, Stress Testing, coronary CTA, vascular imaging and pacemaker implantation.

Julie Bentley - a tri-cities heart cardiologist and heart specialist in the Johnson City TN area

Julie Bentley, FNP-BC

Julie, our Nurse Practitioner, joined Karing Hearts Cardiology in August 2011. Julie is a graduate of Milligan College where she received her Bachelor of Science in a Nursing degree. After working for five years as an RN in the Duke University Medical Center emergency department, Julie then received a Masters of Science in a Nursing degree from the University of North Carolina—Chapel Hill in 2008. After completing her education, Julie and her husband Andrew returned to their hometown in the mountains of East Tennessee. They are the loving parents of a beautiful little girl, Caroline.

Julie April Erwin - a tri-cities heart cardiologist and heart specialist in the Johnson City TN area

April Erwin, FNP-C

April, one of our nurse practitioners joined Karing Hearts Cardiology in March 2017. April is a graduate of Milligan College where she received her Bachelor of Science in Nursing degree in 2009. She worked as an RN in the ER and ICU at Johnson City Medical Center and Sycamore Shoals Hospital. In 2015, April received her Masters of Science in Nursing degree (family nurse practitioner) from East Tennessee State University. She then worked for Inpatient Consultants of Tennessee in internal medicine as a hospitalist until joining the Karing Hearts family. April resides in her hometown of Elizabethton with her dog Zoe. She is recently engaged to her fiancé Aaron, and they are planning a wedding for this October.

SaraLyn Veech - a tri-cities heart cardiologist and heart specialist in the Johnson City TN area

SaraLyn Veech, FNP-C

SaraLyn, Nurse Practitioner joined Karing Hearts Cardiology in January 2017. SaraLyn graduated from Yavapai College with her RN degree in April 1992. After working for 20 years (the past 15 years in cardiology) she went back to school and obtained her BSN from BYU-Idaho in July 2012 and her Masters of Science in nursing degree from Lincoln Memorial University December 2013. SaraLyn has a wonderful husband and has 4 amazing grown children: Trevor, Mandi, Tommy and Ashlee. She resides in Kingsport with her husband.

Whitney Pyles - a tri-cities heart cardiologist and heart specialist in the Johnson City TN area

Whitney Pyles, FNP-BC

Whitey is one of our newest nurse practitioners, however not new to cardiology or Karing Hearts. Whitney is a native of Asheville, North Carolina. After graduating from Milligan with her Bachelors Science in Nursing, she worked as a cardiac nurse in the ICU step-down at Johnson City Medical Center and the Cardiac Cath Lab for 5 years before coming to Karing Hearts Cardiology and working as an RN for the last 4 years. Whitney went back to school recently and completed her Masters Science in Nursing from King University in 2017. She and her husband Seth enjoy residing in beautiful East Tennessee and are expecting their first child in September.