Gregory W San, MD | Cardiology | Upstate Cardiology

Gregory W San, MD

Cardiology

Accepting New Patients

Meet Gregory

I attended medical school at the University of South Florida before completing an internal medicine residency in Greenville, SC. My fellowship in cardiology was completed at the Medical University of South Carolina in Charleston. I truly enjoy helping my patients with cardiovascular disease restore their health and wellbeing. I consider myself fortunate to practice cardiology in the upstate of South Carolina.

Places of Care

Insurances Accepted

Information is subject to change without notice. Please contact your insurance provider for confirmation.

  • Absolute Total Care SC
  • Aetna Health Insurance Company  SC
  • America's 1st Choice SC
  • Anthem Elevance Health Wellpoint Medicare SC
  • Blue Cross Blue Shield SC
  • Bright Health Plan
  • Cigna Healthspring (Medicare Advantage)
  • Cigna SC
  • CIN-Greenville
  • Corvel SC
  • Devoted Health Medicare Advantage SC VA
  • DOL SC
  • Employer Health Network SC
  • EON Health
  • Humana Military SC
  • Humana SC
  • Medcost SC
  • Medicaid South Carolina SC
  • Medicare Railroad (Palmetto GBA) SC
  • Medicare SC
  • Molina Healthcare SC
  • Multiplan SC
  • Payer Provider
  • Sedgwick/Careworks KY OH SC VA
  • Select Health Network SC
  • United Healthcare SC
  • Wellcare SC

Ratings & Reviews

We believe in your choice to find the best care possible. With that in mind, it’s important to us that you have all the information you need readily available when considering making an appointment. We think it’s key that you understand how the Patient Satisfaction Rating works. Learn more about our survey process.

Overall Score

4.9 out of 5 459 ratings, 57 reviews

Patient Reviews

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October 2025
Every medical practice should be like Upstate Cardiology
October 2025
Caring and professional
October 2025
Great Doctor completely satisfied
October 2025
Very good experience
October 2025
Dr. San is a very professional, knowledgeable, thorough and compassionate cardiologist. He is an excellent listener and explains very well.
October 2025
The best specialists that I see Dr San is great!
September 2025
Dr. San is the best. He reviews previous records and recommendations and then is ready to address the current need. He listens well, explains the procedures he recommends and the order in which to...Show more
September 2025
Appreciate the Doctors consulation