Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John J Sullivan, MD

Individual provider Internal Medicine Physician · NPI 1225070022

John J Sullivan, MD is an Internal Medicine Physician in Wilmington, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

172 Middlesex Ave
Wilmington, MA 01887-2737
Phone: (978) 658-4432
Fax: (978) 658-5751
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 33493 (MA)

Record details

NPI number1225070022
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 13, 2006
Last updated in NPPESJuly 8, 2007

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