Walter D. Pharr, MDNurse: Sally
Internal Medicine

Dr. Pharr is originally from Charlotte, NC. Greensboro has been his home since 1991. He earned his Bachelor of Science degree from Davidson College and his Doctor of Medicine from Duke University School of Medicine. His training in Internal Medicine was completed in 1989 at the Medical Center Hospital of Vermont in Burlington, VT.

Dr. Pharr is board certified by the American Board of Internal Medicine. He is licensed in medicine in the state of North Carolina. He is an active staff member at Moses Cone Hospital and is an Assistant Clinical Professor at UNC. Dr. Pharr is active in the training of current medical students.

Dr. Pharr’s interests outside of work include horticulture, traveling, internal politics and Medical Volunteer work in Pakistan, Nicaragua, Nepal, Peru and Greensboro, NC. He serves as an Assistant Scout Master at Boy Scout Troop 101 in Greensboro. Dr Pharr recently was inducted into the Eugene S. Mayer Honor Society for Community Service.
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Ajith Ramachandran, MDNurse: Nancy
Internal Medicine

Dr. Ramachandran is originally from Newtown, Connecticut. Greensboro has been his home since 2003. He earned his Pre Medical education at Trivandrum Arts College in India and his Doctor of Medicine from Trivandrum Medical College in India. His training in Internal Medicine was completed in 1998 at Berkshire Medical Center in Pittsfield, MA.

Dr. Ramachandran is board certified by the American Board of Internal Medicine. He is licensed in medicine in the state of North Carolina. He is an active staff member at Moses Cone Hospital and is a member of the American College of Physicians. Dr. Ramachandran has strong clinical interests in diabetes, geriatrics and migraine management.

Dr. Ramachandran’s interests outside of work include tennis, skiing, photography and spending time with his wife and children.


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Brian J. MacKenzie, MDNurse: Angela
Internal Medicine

Dr. MacKenzie grew up in Charlotte, North Carolina. Upon completion of his training in 2009 he moved back to Greensboro. He earned his Bachelor of Arts degree in Spanish from Vanderbilt University and his Doctor of Medicine from Wake Forest University School of Medicine. His training in Internal Medicine was completed in 2005 at Moses Cone Hospital.

Dr. MacKenzie is board certified by the American Board of Internal Medicine. He is licensed in medicine in the state of North Carolina. He is an active staff member at Moses Cone Hospital and is a member of the American College of Physicians.

Dr. MacKenzie’s interests outside of work include running, hiking, golfing and spending time with his family.

Dr. MacKenzie offers daily appointments beginning at 7:30 am.

James Y. Kim, MD      Nurse: Anne
Internal Medicine

Dr. Kim is originally from Sandusky, Ohio. Greensboro has been his home since 2008. He earned his Bachelor of Arts degree in Economics from the University of Chicago and his Doctor of Medicine from the Medical University of Ohio. His training in Internal Medicine was completed in 2002 at Brown University, the Rhode Island Hospital in Providence, Rhode Island.

Dr. Kim is board certified by the American Board of Internal Medicine. He is licensed in medicine in the state of North Carolina. He is an active staff member at Moses Cone Hospital and is a member of the American Medical Association.

Dr. Kim’s interests outside of work include golf, swimming, gardening and taking his two daughters horseback riding. 

Lonnie Kendall  FNPNurse: Stephenie
Acute Care Nurse Practitioner


Mr. Kendall is originally from Raleigh, North Carolina. Greensboro has been his home since 1967. He earned his Bachelor of Arts degree in English Literature from the University of North Carolina at Greensboro, his Bachelor of Science degree in Nursing from Winston-Salem State University and his Master of Science and Nursing from the University of Virginia.

Lonnie’s certified by the American Nursing Credentialing Center as an Acute Care Nurse Practitioner and his past certifications include NC Fire Fighter and EMT-Paramedic.

Lonnie’s interests outside of work include medical informatics and photography.


Mary Prevost-Gilbert FNP                              Nurse : Debbie
Internal Medicine Nurse Practitioner


Ms Prevost is originally from Carthage, North Carolina. Greensboro has been her home since 2002. She earned her Bachelor of Science degree in Nursing from East Carolina University and her Master of Science in Nursing from Duke University.

She is certified by the American Nursing Credentialing Center as a Family Nurse Practitioner. Prior to joining Greensboro Medical Associates, Ms Prevost worked for the Guilford County Health Department of Public Health.  Mary's clinical interests include women's health, health maintenance and disease prevention as well as nutrition.

Ms Prevost's interests outside of work include yoga, painting and spending time with her family, and running.  She recently completed her first marathon in Savannah Georgia to benefit the American Cancer Society.

She is currently taking new patients.  New Referrals are welcome.