
Overview
Dr. Mashman attended the University of Connecticut and NYU School of Medicine. His Residency, Chief Residency, and CV Fellowship were at Emory University. Dr. Mashman is board certified in Cardiovascular Disease, and in Comprehensive Echocardiography. He is a Fellow of the American College of Cardiology and of the American Society of Echocardiography. Dr. Mashman's interests include Sports Cardiology, General cardiology, Cardiac Imaging, and non-cardiac surgery. Dr. Mashman has contributed to national practice guidelines and authored book chapters on these topics. He was the founding Deputy Editor of the Journal of the American College of Cardiology: Cardiovascular Interventions. He has been the Director of the Atlanta Regional Society of Echocardiography, and has served on the Echocardiography Committee of the American College of Cardiology. Dr. Mashman has been based at Piedmont Atlanta Hospital for many years, and served on many of Piedmont's committees. He is currently Director of Sports Cardiology for Piedmont Healthcare.
Dr. Mashman is rated as an Experienced provider by MediFind in the treatment of Atrial Myxoma. His top areas of expertise are Atrial Fibrillation, Endocarditis, Angina, Atherosclerosis, and Pacemaker Implantation.
His clinical research consists of co-authoring 3 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-MEDICAID PLAN
- HMO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
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
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- 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
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE PDP
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- 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
275 Collier Road NW, Suite 500, Atlanta, GA 30309
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
- Atrial FibrillationDr. Mashman isDistinguished. Learn about Atrial Fibrillation.
- EndocarditisDr. Mashman isDistinguished. Learn about Endocarditis.
- Advanced
- AnginaDr. Mashman isAdvanced. Learn about Angina.
- Aortic RegurgitationDr. Mashman isAdvanced. Learn about Aortic Regurgitation.
- Aortic Valve StenosisDr. Mashman isAdvanced. Learn about Aortic Valve Stenosis.
- ApoplexyDr. Mashman isAdvanced. Learn about Apoplexy.
- Arrhythmogenic Right Ventricular Cardiomyopathy
- Arterial EmbolismDr. Mashman isAdvanced. Learn about Arterial Embolism.
- Experienced
- AbetalipoproteinemiaDr. Mashman isExperienced. Learn about Abetalipoproteinemia.
- Acute Coronary SyndromeDr. Mashman isExperienced. Learn about Acute Coronary Syndrome.
- Adenosine Deaminase 2 DeficiencyDr. Mashman isExperienced. Learn about Adenosine Deaminase 2 Deficiency.
- Anomalous Left Coronary Artery from the Pulmonary Artery
- Aortic DissectionDr. Mashman isExperienced. Learn about Aortic Dissection.
- Apo A-I DeficiencyDr. Mashman isExperienced. Learn about Apo A-I Deficiency.

