Our Research Team

Meet the People Behind Soapstone

Peter Johnson, MD. FACOG

Principal Invesitigator

Principal Investigator of Soapstone Center for Clinical Research. He is Board Certified in OB/GYN and is a fellow of the American College of Obstetricians and Gynecologists. He graduated from Morehouse School of Medicine in Atlanta , Ga.   Dr. Johnson completed his Internship and Residency at the Emory University Hospital System.


Natalie Hinton

Clinical Research Coordinator

She received her Bachelor of Science degree from Georgia State University and has worked in women's health care since 1983.  She is our Senior Clinical Research Coordinator and has been with our practice for 24 years. She is a member of SOCRA and ACRP



LaVerne Enrique-Lofton

Women's Health Nurse / Clinical Research Coordinator / Sub-Investigator

LaVerne Enrique-Lofton is a certified Women's Health Nurse Practitioner. She attended Boston University and the Emory Regional Training Center. Nurse Lofton worked in the public health sector for over 7 years. She has served as the Breast and Cervical Cancer Coordinator and Adolescent Health Clinic Coordinator in Fulton and Dekalb Counties, respectively. Nurse Lofton is a member of the Society for Clinical Research Associates. Currently, she is the nurse practitioner. and the sub-investigator for Soapstone Center for Clinical Research.


Sarah Holmes

Executive Administrator

Sarah has been in healthcare research for 33 years on the Administrative level. She earned her Bachelor of Arts from Southern Wesleyan University in 1983 and Master of Arts in Leadership in 2013. She was conferred with the title of Certified Medical Manager in 1999, Healthcare Compliance Officer in 2002, Certified Practice Manager in 2008, HIPPA Compliance Specialist in 2008, and Certified Coding Specialist in 2008. Sarah has been honored twice as Practice Manager of the Year and selected as a member of Who's Who of Professional Business Women. Sarah currently also does office consulting for medical practices and has taught office practice management on the graduate level.

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