DR. Margaret Johnstone, M.D. is a diagnostic radiology radiology in Stony Brook, NY. The provider is a radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease. DR. Margaret Johnstone, M.D. NPI is 1740221159. The provider is registered as an individual entity type.
The NPPES NPI record indicates the provider is a female.
The provider's business location address is:
UNIVERSITY HOSPITAL, L4
STONY BROOK, NY
ZIP 11794-001
Phone: (631) 444-6920
The enumeration date for this NPI number is 6/8/2006 and was last updated on 7/8/2007.