
Overview
Dr. William (Bill) Warren is a cardiologist specializing in non-invasive and imaging cardiology. He is board-certified in Internal Medicine, Cardiovascular Disease, Nuclear Cardiology, and Echocardiography. Dr. Warren graduated summa cum laude from Princeton University, earned his Doctor of Medicine degree at Harvard Medical School, completed his internal medicine internship and residency at Massachusetts General Hospital, and finished a cardiology fellowship at Johns Hopkins Hospital. His areas of focus include a wide range of cardiovascular conditions and treatments, with expertise in non-invasive diagnostic studies.Since joining The Chattanooga Heart Institute in 2003, Dr. Warren has become a valued leader at CHI Memorial and in the Chattanooga medical community. He currently serves as managing partner of The Chattanooga Heart Institute, where he collaborates with over 30 colleagues. He previously chaired the CHI Memorial Board of Directors.Dr. Warren possesses a broad range of clinical interests and expertise. His dedication to patient care stems from a deep love of science combined with a genuine ability to connect with patients on a personal level. The complexity and diverse treatment options within cardiovascular care drew him to this field, allowing him to help critically ill patients recover and thrive. He was the recipient of CHI Memorial’s inaugural St. Luke’s Healer’s Heart award which recognizes physicians and providers for demonstrating compassion, inclusion, integrity, excellence and collaboration.Dr. Warren's commitment extends beyond clinical practice. He has conducted research studies which have been published in prestigious journals including the American College of Cardiology Current Journal Review, Circulation, Journal of Infectious Diseases, Journal of Clinical Microbiology, and Journal of Clinical Research.Away from work, Dr. Warren enjoys nature photography and travel. He has visited all seven continents.
Dr. Warren is rated as an Experienced provider by MediFind in the treatment of Coronary Artery Aneurysm. His top areas of expertise are Coronary Heart Disease, Atherosclerosis, Angina, Pacemaker Implantation, and Heart Bypass Surgery.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- EPO
- HMO
- PPO
- MEDICARE MAPD
- OTHER MEDICARE
- HMO
- MEDICARE MAPD
- MEDICARE PDP
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- PPO
- 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
- 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
2501 Citico Avenue, Chattanooga, TN 37404
The Chattanooga Heart Institute - Chattanooga
Dr. Carter Hemphill is board certified in cardiovascular diseases, interventional cardiology, endovascular medicine, nuclear cardiology and internal medicine. Dr. Hemphill completed a fellowship in interventional cardiology at Texas A & M College of Medicine/Scott & White Hospital. He completed his residency in internal medicine and cardiovascular disease fellowship at the University of Texas Health Science Center.Dr. Hemphill received his medical degree from the University of South Carolina School of Medicine and a bachelor’s degree from Columbia University in New York. He previously served as a clinical assistant professor at the University of Tennessee Health Science Center College of Medicine at Chattanooga. Dr. Hemphill is rated as a Distinguished provider by MediFind in the treatment of Coronary Artery Aneurysm. His top areas of expertise are Angina, Atherosclerosis, Coronary Heart Disease, Angioplasty, and Heart Bypass Surgery.
The Chattanooga Heart Institute - Chattanooga
Dr. Ledford completed an internship and residency in Internal Medicine at the National Naval Medical Center at Bethesda. Dr. Ledford completed a fellowship in Cardiovascular Disease at the National Naval Medical Center at Bethesda and a fellowship in Interventional Cardiology at William Beaumont Hospital in Royal Oak, MichiganDr. Ledford was the first cardiologist in this region to perform a percutaneous patent foramen ovale (PFO) closure on an adult patient. This implant is less invasive than open heart surgery thereby posing fewer risks to the patient.Dr. Ledford served for 22 years in the United States Navy receiving numerous awards. He has been published in professional journals and has been the principal investigator on several research projects.Dr. Ledford enjoys outdoor activities especially hiking, camping, boating and travel. He loves to share those, especially with the grandkids. Dr. Ledford is rated as a Distinguished provider by MediFind in the treatment of Coronary Artery Aneurysm. His top areas of expertise are Coronary Heart Disease, Heart Attack, Atherosclerosis, Heart Bypass Surgery, and Cardiac Ablation.
The Chattanooga Heart Institute - Chattanooga
Dr. Aditya Mandawat is board certified in Internal Medicine, in Cardiovascular Diseases and in Interventional Cardiology. He also holds specialized board certifications in Echocardiography and Cardiac MRI. He completed Fellowships in Cardiology, Cardiovascular Diseases Research, Advanced Cardiovascular Imaging and Interventional Cardiology at Duke University Hospital in Durham, NC. Dr. Mandawat completed his internship and residency at Brigham and Women’s Hospital in Boston, MA. He earned a degree in medicine at Case Western Reserve University with clinical rotations at the Cleveland Clinic and earned a Bachelor of Science degree in biomedical engineering from Georgia Tech University. Dr. Mandawat is rated as a Distinguished provider by MediFind in the treatment of Coronary Artery Aneurysm. His top areas of expertise are Heart Attack, Angina, Coronary Heart Disease, Heart Bypass Surgery, and Percutaneous Coronary Intervention (PCI).
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
- AnginaDr. Warren isDistinguished. Learn about Angina.
- Aortic RegurgitationDr. Warren isDistinguished. Learn about Aortic Regurgitation.
- Aortic Valve StenosisDr. Warren isDistinguished. Learn about Aortic Valve Stenosis.
- Arterial EmbolismDr. Warren isDistinguished. Learn about Arterial Embolism.
- AtherosclerosisDr. Warren isDistinguished. Learn about Atherosclerosis.
- Atrial FibrillationDr. Warren isDistinguished. Learn about Atrial Fibrillation.
- Advanced
- Adenosine Deaminase 2 DeficiencyDr. Warren isAdvanced. Learn about Adenosine Deaminase 2 Deficiency.
- ApoplexyDr. Warren isAdvanced. Learn about Apoplexy.
- ArrhythmiasDr. Warren isAdvanced. Learn about Arrhythmias.
- Atrial TachycardiaDr. Warren isAdvanced. Learn about Atrial Tachycardia.
- Atrioventricular Nodal Reentrant Tachycardia (AVNRT)
- Bidirectional TachycardiaDr. Warren isAdvanced. Learn about Bidirectional Tachycardia.
- Experienced
- Abdominal Aortic Aneurysm (AAA)Dr. Warren isExperienced. Learn about Abdominal Aortic Aneurysm (AAA).
- Acute Coronary SyndromeDr. Warren isExperienced. Learn about Acute Coronary Syndrome.
- Anomalous Left Coronary Artery from the Pulmonary Artery
- Aortic DissectionDr. Warren isExperienced. Learn about Aortic Dissection.
- Arrhythmogenic Right Ventricular Cardiomyopathy
- Arterial InsufficiencyDr. Warren isExperienced. Learn about Arterial Insufficiency.


