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

Ruben Diaz, MD

Individual provider Pediatric Endocrinology Physician · NPI 1497793780

Ruben Diaz, MD is a Pediatric Endocrinology Physician in Boston, 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.

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Practice location Address checks out

300 Longwood Avenue Children's Hosp - Dept OF Endocrinolog
Boston, MA 02215
Phone: (617) 919-2930
Show map & directions

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

Specialties & licences

Pediatric Endocrinology Physician (primary) Taxonomy 2080P0205X · Licence 81503 (MA)

Record details

NPI number1497793780
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 2, 2006
Last updated in NPPESJuly 13, 2026
Mailing address300 Longwood Avenue, Children'S Hosp. - Dept. Of Endocrinolog, Boston, MA 02215

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