Dr. David A. Walker is a family medicine doctor in Pine Plains, New York and is affiliated with multiple hospitals in the area, including Sharon Hospital and Vassar Brothers Medical Center. He received his medical degree from New York University Grossman School of Medicine and has been in practice for more than 20 years. Dr. David A. Walker has expertise in treating bronchitis, hypertension & high blood pressure, diabetes, among other conditions - see all areas of expertise. Dr. David A. Walker accepts Medicare, Aetna, Cigna, Blue Cross, United Healthcare - see other insurance plans accepted.