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

Charles Rosenbaum, MD

Individual provider Medical Oncology Physician · NPI 1922049147

Charles Rosenbaum, MD is a Medical Oncology Physician in Marlborough, 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 Address checks out

65 Fremont St
Marlborough, MA 01752-1271
Phone: (508) 481-4213
Fax: (508) 481-7841
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 36848 (MA)

Record details

NPI number1922049147
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 9, 2006
Last updated in NPPESJuly 9, 2007
Mailing address65 Fremont St, Marlborough, MA 01752-1271

Other providers in Marlborough