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

Individual provider Registered Dietitian · NPI 1376817098

Karen Grontzos, RD, LD is a Registered Dietitian in Framingham, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2012
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
LD — Licensed Dietitian
A dietitian licensed by a state board.

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Practice location Address checks out

41 Beacon St
Framingham, MA 01701-4900
Phone: (508) 369-7893
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 3057 (MA)

Record details

NPI number1376817098
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , LD
Sole proprietorYes
NPI enumeratedFebruary 27, 2012
Last updated in NPPESFebruary 27, 2012
Mailing address61 Beacon St, Framingham, MA 01701

Other providers in Framingham