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Upstate Cardiology Clemson

CardiologyClemson, SC

★★★★★4.9/5241 reviews across 4 platforms

Ratings by platform

  • Birdeye: 4.7/5 (3 reviews)
  • Healthgrades (Dr. Christopher Smith): 4.9/5 (85 reviews)
  • Healthgrades (Dr. Brad Simpson): 4.9/5 (88 reviews)
  • Healthgrades (Dr. Gregory San): 4.8/5 (65 reviews)

What patients say

Patients praise

  • physicians are described as thoughtful, caring, and compassionate
  • doctors are praised for being knowledgeable, thorough, and excellent listeners
  • strong appreciation for the clear explanation of procedures and medical plans
  • staff reported as being nice and professional

Common complaints

  • occasional reports of feeling rushed during appointments

In patients' words

"Dr. Simpson has been my cardiologist for many years. He is a wonderful doctor and he is my favorite doctor ever. So thoughtful and caring!"

Healthgrades

"Dr. San listen to all my concerns, went thru all my medicines and health issues."

Healthgrades

"Dr. Chris Smith has saved my father’s life twice clearing difficult blockages... Dr Tommy Siachos implanted pacemakers twice and was excellent also."

City-Data Forum

How these reviews were compiled

Synthesized from public patient-review platforms as of Jul 11, 2026 — sources: [1][2][3][4][5][6][7][8].

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