Dan Sun, MD
Cardiology

4.9 out of 5,
New patient visits
Piedmont Heart of Perimeter
6115 Peachtree Dunwoody Road, Suite 300
Sandy Springs, GA 30328
Phone
678-320-3600Fax
404-614-1174
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 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.
Provider Information
Gender
Male
Languages
English
Mandarin
None
Education
UMKC School of Medicine Program
Fellowship, Cardiovascular Disease, 2009
Johns Hopkins University, School of Medicine
Medical Education, Cardiology, 2022
Hunan Medical University (now Central South University Xiangya Medical School
Medical Education, 1991
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Medical Education
Harvard Medical School
Medical Education, Internal Medicine, 2005
UMASS Memorial Health Care-University Campus
Residency, Internal Medicine, 2002
Verified Reviews
The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
4.9 out of 5
804 ratings,
335 reviews
9/18/2025
Very good!
9/16/2025
Nothing more. I am glad he is my doctor.
9/15/2025
He a great doctor. Cares about his patients. Explained tests results thoroughly for patients to understand. Very professional & the best
9/12/2025
Dr Sun is incredible!! I knew the moment I met him I had the perfect Dr. He is so caring, and he spoke to me like I mattered. He listened to me and examined me and he came up with a plan. I am so confident in Dr Sun because he is a man of knowledge and experience. I look forward to my treatment.
9/12/2025
Very kind and personable, professional.
Insurance Coverage
Note:Please contact the practice directly to confirm your health plan is in network.
Aetna
Aetna Medicare Advantage
AIDS Healthcare Foundation (Ryan White Part A)
Alliant Health Plans SoloCare (including Core & Select)
Alliant SimpleCare/4Corners
Ambetter (including Core & Select)
Anthem
Anthem MediBlue
BCBS
Beech Street
CareSource
CareSource Dual Advantage (HMO D-SNP only)
CareSource Medicaid
Cigna
Georgia Health Advantage
Humana
Humana Medicare Advantage
Kaiser
Kaiser Medicare Advantage
LifeWell (HealthScope)
Medicare
Peach State
PHCS/MultiPlan
Pruitt Health Premier (AllyAlign)
Sonder
Tricare Prime (referral required)
Tricare Select
United Healthcare
United Healthcare Marketplace Exchange
United Healthcare Medicare Advantage
Wellcare
Map & Directions
Piedmont Heart of Perimeter
6115 Peachtree Dunwoody Road, Suite 300 Sandy Springs, GA 30328