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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 a total professional and caring Physician
November 14, 2025
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Dr Gainer is at the top of his field. I am very fortunate to have him as my Dr and Vanderbilt is very fortunate as well to have him on staff. He is VERY thorough, patient, knowledgeable, and highly educated. He is, in short, just the best!
November 13, 2025
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Dr Gainer is the best
November 12, 2025
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Dr Gainer is the best
November 8, 2025
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Carefully reviewed recent illness and hospital Care provided explained carefully the results And plan of care with interest and concern.
November 6, 2025
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Dr. Gainer is very inquisitive and studies my case well.
November 6, 2025
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Dr Gainer listens to your problem treat you very well. .He is an Excellent Doctor.
November 2, 2025
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Dr Gainer is an excellent physician. He has a great repoire with his patients. Patient & he offers words of encouragement as I had lost 19 lbs since my last visit in June.He was very pleased with my progress!
October 22, 2025
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Dr Gainer is the best MD I have had by far; always trust his advice, have recommended him to other family members. Am thankful for his care.
October 19, 2025
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