A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Katherine Johnston:
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- Currently 3.5 of 4 stars
The overall average patient rating of Dr. Katherine Johnston is Excellent.
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Specialties & Research
Dr. Katherine Johnston, MD, MSC, MA is board certified in Internal Medicine and Public Health & General Preventive Medicine.
- She has special expertise in 1 area:
- Preventive Medicine
Education & Awards
Dr. Johnston graduated from Loyola University Chicago, Maywood. She has 4 awards.
Dr. Johnston has 7 hospital affiliations:
- Beth Israel Deaconess Medical Center
- Beth Israel Deaconess Hospital - Needham Campus, Inc.L CORP
Accepted Insurance Plans
Dr. Johnston accepts these health insurances in at least one office:
- Tufts Health Plans - 6 plans
- United Healthcare - 17 plans
- Unicare - 11 plans
- Humana - 6 plans
- Cigna - 13 plans
- Aetna - 3 plans