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

Dr. Robert Shannon, MD

Individual provider Specialist · NPI 1235130485

Dr. Robert Shannon, MD is a Specialist in Chelmsford, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005
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

3 Meeting House Rd
Chelmsford, MA 01824-2738
Phone: (978) 256-1858
Fax: (978) 156-9679
Show map & directions

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

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 38329 (MA)

Record details

NPI number1235130485
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 9, 2005
Last updated in NPPESJuly 13, 2026
Mailing address3 Meeting House Rd, Chelmsford, MA 01824-2738

Other providers in Chelmsford