NPPES file of Aug 9, 2026

Karen S. Dipietro, RD, CDE

Registered Dietitian · Haverhill, MA

Karen S. Dipietro, RD, CDE is a registered dietitian with a practice address in Haverhill, Massachusetts, and NPI 1871672063, issued on Nov 6, 2006. Check the license (Massachusetts LDN1777, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871672063
Name
Karen S. Dipietro
Credential
RD, CDE
Primary taxonomy
Registered Dietitian 133V00000X
License number
LDN1777 MA
Self-reported in NPPES; status is on the state search
Practice location
215 Summer St, Haverhill, MA 01830
Phone
(978) 373-6809
Enumerated
Nov 6, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20050801000165); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 215 Summer St

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

  1. Ellen Byron, RDCDE, LDNRegistered Dietitian1447275466
  2. Claire Santarelli, RD, LDN, CDERegistered Dietitian1487681110
  3. Susan Wilson, L.M.T.Specialist1063611978

Verify Karen S. Dipietro 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 LDN1777
    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.

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Bills Medicare through one group practice

  1. Ellen M ByronHaverhill, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Karen S. Dipietro among 2,244 registered dietitian records in Massachusetts

Karen S. Dipietro, RD, CDE is one of 2,244 registered dietitian records with a practice address in Massachusetts. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 90% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 9% of these records are
  • Graduated1980 · median 2011 among the 202 with a school on file
  • Record last updated2007 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 registered dietitian records list a practice address in Haverhill

They are 11 of the 1,185 NPPES records with a practice address in Haverhill, and 2,244 registered dietitian records in Massachusetts.

The 8 registered dietitian records with the nearest ZIP codes

  1. Jacqueline Buia, REGISTERED DIETITIANHaverhill, MA 018301144098625
  2. Ellen Byron, RDCDE, LDNHaverhill, MA 018301447275466
  3. Joan Drohan, R.D.Haverhill, MA 018301538145685
  4. Meghan Hawley, RDHaverhill, MA 018301952167769
  5. Claire Santarelli, RD, LDN, CDEHaverhill, MA 018301487681110
  6. Kristen Sedler, RD, LDNHaverhill, MA 018301841829264
  7. Marcia Sikorski, RDHaverhill, MA 018301023267846
  8. Kelly Sinclair, MS, RD, CDE, LDHaverhill, MA 018301366687857

Common questions

What is Karen S. Dipietro, RD, CDE's NPI number?

Karen S. Dipietro, RD, CDE's National Provider Identifier (NPI) is 1871672063, issued on Nov 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen S. Dipietro, RD, CDE located?

The NPPES record lists a practice address at 215 Summer St, Haverhill, MA, 01830. Phone: (978) 373-6809. Providers update this record themselves, so call before visiting.

How can I verify Karen S. Dipietro, RD, CDE's license?

NPPES lists Massachusetts license number LDN1777, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.