Registry data as of Aug 27, 2026

Dana Brennan, RD, LDN

Registered Dietitian · Boston, MA

Dana Brennan, RD, LDN is a registered dietitian with a practice address in Boston, Massachusetts, and NPI 1497970099, issued on Apr 17, 2007. Check the license (Massachusetts 551, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1497970099
Name
Dana Brennan
Credential
RD, LDN
Primary taxonomy
Registered Dietitian 133V00000X
License number
551 MA
Self-reported in NPPES; status is on the state search
Practice location
165 Cambridge St, Boston, MA 02114
Phone
(617) 724-0903
Enumerated
Apr 17, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 165 Cambridge St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. May Al-Khudhairy, B.D.SDentist1417104126
  2. Samantha BalesInternal Medicine Physician1609463652
  3. Anne Barbara, R.D., LDNRegistered Dietitian1659562494
  4. Mary Bates, RNAmbulatory Care Registered Nurse1003207549
  5. Thomas Brady, MDNuclear Medicine Physician1003898743
  6. Richard BrandoliniFamily Nurse Practitioner1104241884

Verify Dana Brennan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 551
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

403 registered dietitian records list a Boston practice address

They are 403 of the 41,865 NPPES records with a Boston practice address, and 2,202 registered dietitian records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other registered dietitian records in Massachusetts

  1. Lynn Abbott, RDBoston, MA1699006601
  2. Lauren Abeles, RD, RDNNeedham, MA1407621311
  3. Robin Abourizk, MA, MS, RD, LDNBoston, MA1073846945
  4. Christine Abrahamian, R.D.Framingham, MA1114149895
  5. Jenica Abram, MPH, RDN, LDNConcord, MA1891554325
  6. Jennifer Ackerman, MS, RD, LDN, CDEWinchester, MA1538349097
  7. Amy Adams, RDBrockton, MA1033976048
  8. Karin AdamsMarblehead, MA1316531502
  9. Rachel Adams, RDNMarblehead, MA1770438590
  10. Sarah Adler, MS RDN LDNBoston, MA1821741489

Common questions

What is Dana Brennan, RD, LDN's NPI number?

Dana Brennan, RD, LDN's National Provider Identifier (NPI) is 1497970099, issued on Apr 17, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Dana Brennan, RD, LDN located?

The NPPES record lists a practice address at 165 Cambridge St, Boston, MA, 02114. Phone: (617) 724-0903. Providers update this record themselves, so call before visiting.

How can I verify Dana Brennan, RD, LDN's license?

NPPES lists Massachusetts license number 551, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.