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Luiz Franco, MD - TMH Physician Partners – Endocrinology, Obesity & Diabetes
Welcome Luiz Franco, MD, to TMH Physician Partners – Endocrinology, Obesity & Diabetes!
Dr. Franco brings extensive training and a global perspective to our endocrinology team. He began his medical education in Brazil and completed medical school before moving to Dallas, Texas, for his residency and fellowship at UT Southwestern.
After practicing for about five years in Minnesota, Dr. Franco moved to Tallahassee, drawn by TMH's strong reputation for quality care within the community.
Dr. Franco enjoys caring for patients with a variety of endocrine conditions, including diabetes, thyroid disorders, thyroid cancer, adrenal tumors and mineral metabolism issues. He focuses on finding the proper treatment for each patient while keeping care plans clear, practical and understandable.
Dr. Franco loves spending time with his wife and kids outside of work. He's also a talented musician who enjoys playing electric and classical guitar, studying music theory and exploring new music. As an avid sports fan, Dr. Franco is passionate about soccer, tennis, MMA and Brazilian Jiu-Jitsu.

Natalia Rocha, MD - TMH Physician Partners, Services by Southern Medical Group - Cardiology
Welcome Natalia Rocha, MD, the newest physician to TMH Physician Partners, Services by Southern Medical Group - Cardiology (located at 1300 Medical Drive)!
Dr. Rocha received her Doctorate of Medicine from the Universidade Federal do Ceara in Fortaleza, Brazil. She completed both her Residency in Internal Medicine and Fellowship in Cardiovascular Disease at the UT Southwestern Medical Center in Dallas, TX.
Her certifications include the American Board of Internal Medicine in Internal Medicine, Cardiovascular Disease, Cardiovascular Computed Tomography, Nuclear Cardiology and Echocardiography.
Dr. Rocha is passionate about understanding the intricate connection between metabolic conditions — such as diabetes and obesity — and heart disease, and she is dedicated to helping her patients achieve optimal heart health through tailored, evidence-based care.
Outside of work, Dr. Rocha enjoys spending time with her husband and their two young children, especially exploring the outdoors and relaxing at the beach or pool.

Gregory Williams, DO - TMH Physician Partners – Primary Care at Southwood
Join us in welcoming Gregory Williams, DO, to TMH Physician Partners – Primary Care at Southwood!
Dr. Gregory Williams brings nearly 30 years of experience in family medicine to our Southwood clinic. He earned his Doctor of Osteopathic Medicine from Nova Southeastern University in 1992 and completed his Family Medicine Residency at Tallahassee Memorial HealthCare in 1995 — making this a meaningful homecoming within the TMH system.
Dr. Williams previously spent 26 years at Tallahassee Primary Care Associates, where he served as President for the last three. With the recent transition, he chose to join TMH to continue delivering consistent, quality care for his patients. “TMH is a strong representative of healthcare in our community,” he says. “It offered the stability I needed for my patients and practice.”
At Southwood, Dr. Williams provides comprehensive family medicine, with a particular interest in musculoskeletal health and encouraging active, healthy lifestyles. A dedicated cyclist himself, he believes in leading by example and empowering patients to take charge of their health through movement and preventive care.
Outside of work, you’ll find Dr. Williams relaxing at the coast with his wife and family, enjoying boating, fishing and time on the water.

James Brown, MD – TMH Physician Partners, Services by Southern Medical Group - Primary Care
Welcome James Brown, MD, the newest physician to TMH Physician Partners, Services by Southern Medical Group - Primary Care (located at 1300 Medical Drive)! 👋
Dr. Brown attended medical school at Florida State University’s College of Medicine here in Tallahassee, Florida. He then completed his residency in Internal Medicine with FSU’s Internal Medicine Residency program at TMH, concluding with a year as Chief Resident. 🏥
Dr. Brown is passionate about being accessible and attentive, and listening well to his patients, while providing them with both preventative and acute care. “Listen to your patient; he is telling you the diagnosis.” - Sir William Osler
When not at work he enjoys spending time with his wife, Shelbi, his family, gardening and the quiet thrills of the Panhandle’s swamps and waterways.