Dietitian, Registered Providers in Massachusetts

133V00000X Massachusetts
2,467Providers in state
296Organizations
2,171Individuals
1/25Page

A directory of 2,467 health care providers with a business address in Massachusetts whose primary or secondary taxonomy code is 133V00000X (Dietitian, Registered). You are viewing page 1 of 25, which lists 93 of these providers: 19 organizations and 74 individual providers, of whom 71 are female and 3 are male. On this page, 1 is enrolled in PECOS and 6 accept Medicare assignment. About taxonomy code 133V00000X ›

Massachusetts Dietitian, Registered Directory

Showing 93 providers on page 1 of 25, sorted by last name / organization name. Use the bar below to filter the providers on this page.

ONE JOSLIN PLACE, JOSLIN DIABETES CENTER AND JOSLIN CLINIC
Boston, MA 02215
  • Not in PECOS data
  • Individual · Dietitian, Registered
No PECOS
12 GUERNSEY ST
Marblehead, MA 01945
  • Not in PECOS data
  • Individual · Dietitian, Registered
No PECOS
330 BROOKLINE AVE
Boston, MA 02215
  • Not in PECOS data
  • Accepts Medicare assignment
  • Individual · Dietitian, Registered
WRENTHAM DEVELOPMENT CENTER, 18 EMERALD ST
Wrentham, MA 02093
  • Not in PECOS data
  • Individual · Dietitian, Registered
No PECOS
63 MAIN ST
Brockton, MA 02301
  • Not in PECOS data
  • Individual · Dietitian, Registered
No PECOS
51 PEMBROKE AVE
Acushnet, MA 02743
  • Not in PECOS data
  • Organization · Dietitian, Registered
No PECOS
113 WASHINGTON ST
Foxborough, MA 02035
  • Not in PECOS data
  • Individual · Dietitian, Registered
300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON, CLINICAL NUTRITION SERVICES
Boston, MA 02115
  • Not in PECOS data
  • Individual · Dietitian, Registered
333 LONGWOOD AVENUE, CLINICAL NUTRITION DEPARTMENT
Boston, MA 02115
  • Not in PECOS data
  • Individual · Dietitian, Registered
No PECOS
50 STANIFORD ST, 4TH FLOOR
Boston, MA 02114
  • Not in PECOS data
  • Accepts Medicare assignment
  • Individual · Dietitian, Registered

Frequently Asked Questions

As of the latest NPPES update, 2,467 providers in Massachusetts are registered under taxonomy code 133V00000X (Dietitian, Registered). Of these, 296 (12%) are organizations and 2,171 (88%) are individual providers. Among the individual providers, 2,078 are female and 93 are male. The full directory spans 25 pages of up to 100 providers each.

Each card shows a PECOS badge based on the CMS Order and Referring dataset. A green PECOS badge means the provider appears in that dataset as eligible to order and refer. Open the provider profile, then verify directly in PECOS before relying on it for claims or credentialing.

The directory is rebuilt from the public NPPES registry, which is refreshed weekly. The NPI data on this page was last updated on June 28, 2026. A provider that recently updated their record may take a short time to appear here.

Provider Composition & Statistics

2,467Total providers
296Organizations 12%
2,171Individuals 88%
2,078Female
93Male
12% Organizations88% Individuals

Among individual providers:

96% F4% M

Counts reflect Massachusetts. Gender is recorded for individual providers only. Source: NPPES.

Provider data from the National Plan and Provider Enumeration System (NPPES), refreshed weekly. PECOS status from the CMS Medicare Order and Referring dataset. Taxonomy from the NUCC code set, Version 25.1.