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. John Sullivan:
View the full profile to get information on:
- What's important to you
View full profile
The overall average patient rating of Dr. John Sullivan is Excellent.
|Ease of Appointment||
|Spends Time with Me||
|Follows Up After Visit||
Prepare before visiting Dr. Sullivan
COPD Patient Education Learn all about about COPD with Vitals chronic obstructive pulmonary disease patient education guide.Before Visiting Dr. Sullivan Learn More
Specialties & Research
Dr. John Sullivan, MD is board certified in Internal Medicine and Pediatrics.
Education & Awards
Dr. Sullivan graduated from Tufts University, Boston. He has 1 awards.
Dr. Sullivan has 5 hospital affiliations:
- Winchester Hospital
- Winchester Hospital, Winchester, Ma
Similar doctors nearby
- Additional Information
- Dr. John Joseph Sullivan MD is a male Internist, has 43 years of experience and practices in Internal Medicine and Pediatrics.
- Where does Dr. John J. Sullivan practice?
- Dr. John Sullivan has 4 office locations.
Dr. John Sullivan practices Internal Medicine and Pediatrics near Worcester, MA.
Additional practice locations include: Brookline, MA and Salem, MA.
See Worcester Internists and Worcester Pediatricians.