Overview
Dr. Sun earned his medical degree from Hunan Medical University in China and completed his Internal Medicine residency at University of Massachusetts Medical Center, Worcester, MA. He completed his fellowship in Cardiology at Mid America Heart Institute/University of Missouri Medical Center, Kansas City, Missouri. He is board certified in Cardiovascular Disease.
Dr. Sun has been practicing medicine/cardiology for 20 years. Prior to joining Piedmont, Dr. Sun was a medical staff member at Division of Cardiology, Johns Hopkins School of Medicine and attending cardiologist at Johns Hopkins Bayview Medical Center, Baltimore, Maryland.
Dr. Sun specializes in cardiovascular diseases prevention and treatment. Dr. Sun has special interests in congestive heart failure, and cardiac imaging.
In his spare time, Dr. Sun enjoys spending time with his family and friends. He enjoys hiking, gardening, international cuisines, and opera. Dr. Sun is accepting new patients and welcomes most major insurance plans.
Dr. Sun is rated as an Experienced provider by MediFind in the treatment of Atrial Myxoma. His top areas of expertise are Pulmonary Edema, Heart Attack, Heart Failure, and Angina.
His clinical research consists of co-authoring 6 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- HMO
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
Accepted plan types not found. Please verify directly with the provider.
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
6115 Peachtree Dunwoody Road, Suite 300, Sandy Springs, GA 30328
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Piedmont Heart Of Newnan
Ryan K. Crisel, M.D. obtained a Bachelor of Science in mechanical engineering from Rose-Hulman Institute of Technology. He received a medical degree from Emory University School of Medicine in Atlanta, Ga. Dr. Crisel completed internal medicine residency in the department of medicine at the University of California-San Francisco. Dr. Crisel then completed a fellowship in cardiovascular medicine at Northwestern University. Dr. Crisel joins Piedmont Heart after recently completing a fellowship in interventional cardiology at Emory University. He is board certified in internal medicine, cardiovascular medicine, echocardiography, nuclear cardiology, and physician's vascular interpretation. Dr. Crisel is a member of the American College of Cardiology and the American Medical Association. In his spare time, Dr. Crisel enjoys playing basketball, downhill skiing and hiking. Dr. Crisel welcomes new patients and accepts most insurance plans. Dr. Crisel is rated as a Distinguished provider by MediFind in the treatment of Atrial Myxoma. His top areas of expertise are Heart Attack, Angina, Coronary Heart Disease, and Atherosclerosis.
Piedmont Heart Of Buckhead
Steven Sigman, M.D. earned his undergraduate degree from Ohio State University and his medical degree from the Medical College of Ohio. He subsequently completed a medical residency and cardiology fellowships at Thomas Jefferson University Hospital, Philadelphia and Emory respectively. Following that he served as chief resident at Grady Memorial Hospital. Prior to joining Piedmont Heart Institute in 2009, Dr. Sigman was assistant professor of medicine (cardiology) at Emory University. Dr. Sigman is currently board certified in both cardiovascular diseases and nuclear cardiology. He currently serves as the Director of Nuclear Cardiology for Piedmont Hospital and the Piedmont Heart Institute. He also serves as a cardiology consultant both in the office and at Piedmont Hospital. His interests include diagnosis and management of coronary artery disease, valvular heart disease, vascular disease, and cardiac manifestations of complex medical conditions. Dr. Sigman is a Fellow of the American College of Cardiology, and the America Society of Nuclear Cardiology. He has authored or co-authored several publications and abstracts and frequently lectures on the topic of cardiac imaging. He lives in Atlanta with his wife, Carolyn H. Sigman M.D., and his 5 children. Dr. Sigman is rated as a Distinguished provider by MediFind in the treatment of Atrial Myxoma. His top areas of expertise are Pulmonary Edema, Heart Failure, Angina, Pacemaker Implantation, and Cardiac Ablation.
Wellstar Medical Group LLC
David Caras is a Cardiologist in Marietta, Georgia. Dr. Caras is rated as a Distinguished provider by MediFind in the treatment of Atrial Myxoma. His top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Heart Failure, Pulmonary Edema, Cardiac Ablation, and Pacemaker Implantation.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Heart AttackDr. Sun isDistinguished. Learn about Heart Attack.
- Heart FailureDr. Sun isDistinguished. Learn about Heart Failure.
- Pulmonary EdemaDr. Sun isDistinguished. Learn about Pulmonary Edema.
- Advanced
- AnginaDr. Sun isAdvanced. Learn about Angina.
- Aortic Valve StenosisDr. Sun isAdvanced. Learn about Aortic Valve Stenosis.
- ApoplexyDr. Sun isAdvanced. Learn about Apoplexy.
- ArrhythmiasDr. Sun isAdvanced. Learn about Arrhythmias.
- Arterial EmbolismDr. Sun isAdvanced. Learn about Arterial Embolism.
- AtherosclerosisDr. Sun isAdvanced. Learn about Atherosclerosis.
- Experienced
- Acute Coronary SyndromeDr. Sun isExperienced. Learn about Acute Coronary Syndrome.
- Adenosine Deaminase 2 DeficiencyDr. Sun isExperienced. Learn about Adenosine Deaminase 2 Deficiency.
- Anomalous Left Coronary Artery from the Pulmonary Artery
- Aortic DissectionDr. Sun isExperienced. Learn about Aortic Dissection.
- Aortic RegurgitationDr. Sun isExperienced. Learn about Aortic Regurgitation.
- Arrhythmogenic Right Ventricular Cardiomyopathy