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Areas of Expertise

  • Cardiovascular Medicine
  • Diabetes
  • Diabetes and Endocrinology
  • Endocrinology and Metabolism
  • General Surgery
  • Lipid Disorders

Conditions and Treatments

Locations

1215 21st Avenue South, 5th Floor
Nashville, TN 37232
Vanderbilt Health One Hundred Oaks
719 Thompson Lane, Suite 22200
Nashville, TN 37204

Languages

  • English
  • Spanish

Education

  • Doctor of Medicine - Cayetano Heredia University
  • Fellowship - Mayo Clinic
  • Internship - University of Texas Southwestern Medical Center
  • Residency - University of Texas Southwestern Medical Center

Board Certifications

  • Endocrinology, Diabetes and Metabolism - American Board of Internal Medicine, 2015

Related Stories

Preventing or reversing prediabetes and Type 2 diabetes

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. Barbara is great.
July 16, 2025
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Dr. Leon is very Knowledgeable , Professional Caring and Friendly. Dr Leon took time to listen to my concerns and developed a plan to address my health issues.
July 2, 2025
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It was a very good experience. Very pleased w the new doctor replacing Dr. Jennings.
June 16, 2025
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Dr Leon is very congenial, knowledgeable and professional.
June 12, 2025
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Dr. Leon is spectacular. Best doctor I have ever visited.
May 5, 2025
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Doctor seemed very rushed to get me finished and move on.
April 10, 2025
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All good
April 3, 2025
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Dr. Carranza-Leon was fantastic as was Alicia.
March 27, 2025
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Dr. Carranza is a very caring and compassionate doctor who explains things well.
March 20, 2025
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