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

Jay R Thiagarajah, MBBS, PHD

Individual provider Pediatrics Physician · NPI 1043539794

Jay R Thiagarajah, MBBS, PHD is a Pediatrics Physician in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2010.

Licensed in
MA
In the registry since
2010
Specialties on file
2
What do these letters mean?
MBBS — Bachelor of Medicine, Bachelor of Surgery
The medical degree awarded in the UK, India and many Commonwealth countries; equivalent to an MD.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

300 Longwood Ave
Boston, MA 02115-5724
Phone: (617) 355-6058
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Pediatric Gastroenterology Physician (primary) Taxonomy 2080P0206X · Licence 253464 (MA)
Pediatrics Physician Taxonomy 208000000X · Licence 253464 (MA)

Record details

NPI number1043539794
Entity typeIndividual (Type 1)
GenderMale
Credentials MBBS , PHD
Sole proprietorNo
NPI enumeratedMay 20, 2010
Last updated in NPPESFebruary 22, 2017

Other providers in Boston