NPPES file of Aug 9, 2026

Katherine Tsaioun, PH.D., L.D.N.

Nutritionist · Orleans, MA

Katherine Tsaioun, PH.D., L.D.N. is a nutritionist with a practice address in Orleans, Massachusetts, and NPI 1982812889, issued on May 21, 2007. Check the license (Massachusetts 1815, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982812889
Name
Katherine Tsaioun
Credential
PH.D., L.D.N.
Primary taxonomy
Nutritionist 133N00000X
License number
1815 MA
Self-reported in NPPES; status is on the state search
Practice location
57 RT 6A, Orleans, MA 02653
Phone
(508) 812-0850
Enumerated
May 21, 2007
Record last updated
May 7, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicaid ID
TSMT0467 MA
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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Verify Katherine Tsaioun 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 1815    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
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Nutritionist providers in Massachusetts

There are 121 nutritionist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 121 in Massachusetts → Every provider in Orleans →

Other nutritionist records in Massachusetts

  1. Corinne Adler, RD LNDBoston, MA1174669709
  2. Shikha Advani, MSBoston, MA1679290548
  3. Sylvia Alakusheva, CLINICAL NUTRITIONISMalden, MA1750749859
  4. Aml AlzurqiQuincy, MA1376241455
  5. Jessica AmidonBrighton, MA1487067575
  6. Alessandra Anderson, RDNQuincy, MA1184432791
  7. Lauren AppierNewton, MA1225963150
  8. Kathleen Arnold, BS NUTRITIONSouth Hadley, MA1801176425
  9. Joan Barrett, MS, RDFall River, MA1699770594
  10. Sharon BarrettShrewsbury, MA1528426814

Common questions

What is Katherine Tsaioun, PH.D., L.D.N.'s NPI number?

Katherine Tsaioun, PH.D., L.D.N.'s National Provider Identifier (NPI) is 1982812889, issued on May 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Tsaioun, PH.D., L.D.N. located?

The NPPES record lists a practice address at 57 RT 6A, Orleans, MA, 02653. Phone: (508) 812-0850. Providers update this record themselves, so call before visiting.

How can I verify Katherine Tsaioun, PH.D., L.D.N.'s license?

NPPES lists Massachusetts license number 1815, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.