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

Betsy D Kontoleon, MD

Individual provider Internal Medicine Physician · NPI 1740355197

Betsy D Kontoleon, MD is an Internal Medicine Physician in Dedham, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

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 Partly verified

Some contact details are missing from the federal record.

One Lyons St
Dedham, MA 02026
Phone: (781) 329-1400
Fax: (781) 278-5667
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 59733 (MA)

Record details

NPI number1740355197
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 21, 2006
Last updated in NPPESJuly 8, 2007

Other providers in Dedham