TOPS Board of Directors


Richard Martin
Richard L. Martin III, MD, MPH
Tennessee Oncology
Clarksville, TN

Richard Martin III, MD, MPH is a hematologist and oncologist at Tennessee Oncology in Clarksville, TN. Dr. Martin’s research focuses on using multi-disciplinary and inter-professional partnerships to improve laboratory processes as well and patient and provider communication and education.

Dr. Martin completed medical school at the University of Washington in Seattle, WA. He completed an internal medicine residency at the University of Wisconsin. He also completed a teaching fellowship at Spokane Internal Medicine and a hematology/oncology fellowship at the Vanderbilt University Medical Center.


Mark Sittig_TOPS
Mark Sittig, MD
Radiation Oncologist
Tennessee Oncology, PLLC


Gregg C. Shepard, MD
Medical Oncologist
Tennessee Oncology
Nashville, TN

Gregg Shepard, MD, is a board-certified medical oncologist at Tennessee Oncology, PLLC in Nashville, Tennessee. He specializes in care for patients with a variety of adult cancers and hematologic disorders. He also participates in Ascension Hospital System’s UNITY program for patients with brain and spine tumors. His interests include lymphoma, thoracic cancers, myeloproliferative disorders, pain management, and improving patient doctor communication. 

Dr Shepard is a member of the Neuro-oncology and Thoracic Oncology Specialist Boards of St. Thomas Health Systems and a member of the American Society of Clinical Oncology. He has served as president and chair of the Board of Directors of both the Tennessee Oncology Practice Society and the Nashville Academy of Medicine.  

Dr Shepard is board certified in internal medicine, hematology, and medical oncology. He graduated from Sewanee, the University of the South and earned his medical degree at the University of Tennessee in Memphis.  He completed his residency and fellowship training at Wake Forest Baptist Medical Center in North Carolina.   

Immediate Past President

Stephen Schleicher_TOPS
Stephen M. Schleicher, MD, MBA
Medical Oncologist
Tennessee Oncology, PLLC

Stephen Schleicher, MD, MBA, is a practicing oncologist at Tennessee Oncology. After receiving a full academic scholarship to attend Vanderbilt School of Medicine, Dr. Schleicher went on to be one of two McArthur Healthcare Leadership Fellows at Harvard, which included internal medicine residency training at Harvard’s Brigham and Women’s Hospital in combination with an MBA at Harvard Business School.

While in Boston, Dr. Schleicher spent time as a consultant at McKinsey and Company. He completed his oncology fellowship training at Memorial Sloan Kettering in New York where he created a healthcare policy track for fellows.


Megan Dupuis, MD, PhD
Hematologist/ Oncologist
Vanderbilt-Ingram Cancer Center
Jack Erter_TOPS
Jack William Erter III, MD
Medical Oncologist
Tennessee Oncology, PLLC
Philip E. Lammers, MD, MSCI
Medical Oncologist/Hematologist
Baptist Cancer Center

Philip Edward Lammers, MD, MSCI, is a board-certified medical oncologist and hematologist with a strong focus on breast cancer. He is the medical director of clinical oncology research and leads the Clinical Trials Committee at Baptist Cancer Center.

Dr. Lammers is an active member in Baptist’s Mid-South Minority and Underserved National Cancer Institute Community Oncology Research Program (NCORP), a program funded by the NCI that allows Baptist patients access to groundbreaking clinical trials.

Along with the Baptist Medical Group breast surgeons, he helps lead the Multidisciplinary Breast Cancer Clinic at Baptist Cancer Center, a biweekly gathering of surgeons, oncologists, hematologists, nurse navigators, and other oncology care providers who meet to discuss patient cases and recommend the best plan of care for the patient.

Dr. Lammers has secured national grant funding for several projects and has been named to several national cancer committees, including the Southwest Oncology Group Breast Cancer Committee.

Anthony Meluch_TOPS
Anthony A. Meluch, MD
Medical Oncologist
Tennessee Oncology, PLLC
Joy Pratt, PharmD
Tennessee Cancer Specialist

APP Liaison

Deborah Skojac, RN, MS, AOCN
Advanced Practice Nurse Preceptor
Tennessee Oncology, PLLC

Chief Clinical Operations Officer

Kathy McGee
Chief Clinical Operations Officer
Tennessee Oncology, PLLC

Fellow Liaison

Eric M. Lander, MD
Clinical Fellow, Division of Hematology/Oncology, Department of Medicine
Vanderbilt University Medical Center
Katherine P. Baker, MD
Clinical Fellow, Division of Hematology/Oncology, Department of Medicine
Vanderbilt University Medical Center

1801 Research Boulevard Suite 400
Rockville, MD 20850
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