About Johnston Co, MD
Johnston Co, MD is a preventive occupational & environmental medicine doctor. Dr. Johnston Co has 19 years of experience in preventive occupational & environmental medicine.
Education
Johnston Co, MD earned a degree of a Doctor of Medicine.
Licenses
Johnston Co, MD has been registered with the National Provider Identifier database since March 23, 2007, and his NPI number is 1114044096.
Book an Appointment
To schedule an appointment with Dr. Johnston Co, please call (209) 954-3200.