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

Katie A Greenzang, MD

Individual provider Pediatric Hematology & Oncology Physician · NPI 1437391000

Katie A Greenzang, MD is a Pediatric Hematology & Oncology Physician in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2009.

Licensed in
MA
In the registry since
2009
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

450 Brookline Ave Dana Farber Cancer Institute
Boston, MA 02215-5418
Phone: (617) 632-3352
Show map & directions

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

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence 254298 (MA)

Record details

NPI number1437391000
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 29, 2009
Last updated in NPPESFebruary 13, 2014

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