The Doctors

Piedmont Internal Medicine

          In Loving Memory


 July 31,  1957—Novenber 2, 2013

  Eric N. Davidson , M.D.

Interests: Cardiology, diabetes management,  hypertension, cholesterol control, thyroid disorders, congestive heart   failure,  smoking cessation, asthma & allergy, osteoporosis,   arthritis, complete physical exams, disease prevention, women’s health, migraine headache, anxiety and depression .




MD DegreeUniversity of Maryland, 1983

Residency: Internal Medicine, University of Alabama at Birmingham Hospital, 1983-1986

CertificationInternal Medicine, 1986

Michael A. Caplan, M.D.

Interests: My primary interests are evaluating a person’s total health risk, disease prevention  & lifestyle modification.  I most often treat diabetes, hypertension, arthritis, heart and lung disease, perform complete physical exams and screening sigmoidoscopy. I am versed in herbal medicine , exercise therapy, behavioral changes and alternative therapies.


MD DegreeHoward University Medical Center, 1976

Residency: Internal Medicine, New Rochelle Hospital & Medical Center, NY, 1976-1979

CertificationBoard Eligible, Internal Medicine

Our board certified physicians have hospital admitting privileges

at Danville Regional Medical Center.  Your doctor can care

for you both in the office clinic and in the hospital.

InterestsInflammatory rheumatic disease, osteoarthritis, crystal induced disease, infectious arthritis, endocrine related musculoskeletal disease, rheumatic manifestations of malignancy


MD Degree: Bowman Gray School of Medicine, 1971

Internship: Internal Medicine, Emory University Hospital, 1971-72

Residency: George Washington University Hospital, 1972-74

Fellowship: Rheumatology, Duke University Medical Center, 1974-76

David S. Caldwell, M.D.

InterestsAcute Care Walk-in appointment, Physician follow up visits.


Clinical Experience:  Twenty five years nursing experience including eighteen years of Cardiac and Intensive Care.

N.P. Degree

Old Dominion University

CertificationBoard Certified Nurse Practitioner 2011

Ann Knight, N.P.