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 5 471 ratings, 52 reviews

Patient Reviews

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November 2025
Dr San is a caring human being and that is reflected in the way he treats his patients
November 2025
Dr San is personable and a professional.
November 2025
Dr. San always answers all my questions and gives great reasons for his Decisionsconcerning therapy follow up, etc.
November 2025
Dr. San had reviewed my records before seeing me. He was concerned about my condition. He was very helpful in helping me recover. We appreciate Dr. San's care in the last many years.
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