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

Heidi Elise Karner, RDN

Individual provider Registered Dietitian · NPI 1801439013

Heidi Elise Karner, RDN is a Registered Dietitian OR Nutrition Professional in Boston, Massachusetts. Graduated from University of Connecticut School of Medicine in 2017, 9 years ago. Practices with Happy Valley Nutrition PC, a 3-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
9
Trained at
University of Connecticut School of Medicine
Licensed in
CT
In the registry since
2019
What do these letters mean?
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.

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Practice location Address checks out

1 Joslin Pl Ofc 208
Boston, MA 02215-5394
Phone: (617) 309-2438
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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 86110291 (CT)

Record details

NPI number1801439013
Entity typeIndividual (Type 1)
GenderFemale
Credentials RDN
Sole proprietorNo
NPI enumeratedOctober 21, 2019
Last updated in NPPESOctober 21, 2019
Mailing address124 Harvey St Unit 2, Cambridge, MA 02140-1721

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolUNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Happy Valley Nutrition Pc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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