John A. Williams, MD
About This Business
John A. Williams, MD, is an internal medicine physician in Nashville, Tennessee, with 40 years of experience since graduating in 1986, above the 28-year average among the 110 Nashville physicians in our directory. He holds an active Tennessee license and is affiliated with Ascension Saint Thomas Hospital and Tristar Centennial Medical Center. He is one of thirty-five internal medicine physicians among the 110 Nashville doctors in our directory. He accepts Medicare and offers telehealth, one of thirty-nine city doctors in our directory offering both. Patients rate him 4.5 across 234 reviews.
Verified Provider Info
- Specialty (per registry)
- Internal Medicine
- NPI Number
- 1538103692
- Medical school graduate
- 1986 (40+ years of practice)
- State license
- 23572 (TN)
- Hospital affiliations
- Ascension Saint Thomas Hospital · Tristar Centennial Medical Center
Source: NPPES NPI Registry (CMS) · CMS Doctors & Clinicians dataset · checked 2026-08-18
Phone
(615) 284-1400Location on Map
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Information last updated: August 23, 2026
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