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

Dr. John Edward Madsen, MD

Individual provider Gastroenterology Physician · NPI 1144286667

Dr. John Edward Madsen, MD is a Gastroenterology Physician in New London, Connecticut. Licensed in Connecticut. Registered with an NPI since 2006.

Licensed in
CT
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

234A Bank St
New London, CT 06320-6054
Phone: (860) 442-0290
Fax: (860) 442-2136
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 016619 (CT)

Record details

NPI number1144286667
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 24, 2006
Last updated in NPPESDecember 20, 2012

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