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Areas of Expertise

  • Hypertension
  • Internal Medicine
  • Primary Care

Location

1500 21st Avenue South, Village at Vanderbilt, Suite 3000
Nashville, TN 37212

Education

  • Doctor of Medicine - West Virginia University, 1990
  • Residency - Vanderbilt University Medical Center, 1993
  • Research Fellowship - Vanderbilt University Medical Center, 1996

Board Certifications

  • Internal Medicine - American Board of Internal Medicine, 1994

Patient Comments

Patient Comments are gathered from the Press Ganey Patient Experience Survey and displayed in full. Patients are not identified in order to respect patient privacy.
Dr Gainer is an excellent doctor in every way.
May 22, 2026
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I've been with Dr. Gaynor for quite a few years now he's one of the best doctors I've ever had
April 29, 2026
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Dr. Gainer is always thoughtful, critical thinking, seeks feedback and information from me, and is very patient with my questions and concerns. It's always a two- way conversation - he talks to me and with me, not at me. He is a partner in my care. To sum it up, he is a practitioner of personalized care.
April 29, 2026
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Very detailed, addresses problems sufficiently
April 17, 2026
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Dr.Gainer is excellent. Very knowledgeable and detailed. Best doctor I've seen. Highly recommend.
April 2, 2026
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Would recommend my PC
April 1, 2026
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Dr James Gainer is a jewel that one doesn't find in healthcare anymore. Many of his colleagues could take a lesson in patient care and advocacy from him.
March 26, 2026
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Dr. Gainer provided an outstanding visit. He took the time to listen carefully, explain his recommendations clearly, and helped me think proactively about my long-term health. I especially appreciated his comment about wishing he had a physician to take the reins of his health at my age, it reflected a genuine commitment to prevention and partnership. I left the appointment feeling confident, supported, and motivated to stay on track.
March 26, 2026
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I love Dr. Gainer! I'm so happy I found him! He really understands my blood pressure issues and has been very successful at controlling it.
March 26, 2026
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