Registry data as of Aug 27, 2026

Matthew Castanho, ND

Naturopath · East Hartford, CT

Matthew Castanho, ND is a naturopath with a practice address in East Hartford, Connecticut, and NPI 1821508862, issued on Oct 4, 2017. Check the license (Connecticut 000609, as entered in NPPES) with the Connecticut 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
1821508862
Name
Matthew Castanho
Credential
ND
Primary taxonomy
Naturopath 175F00000X
License number
000609 CT
Self-reported in NPPES; status is on the state search
Practice location
1622 Main St, East Hartford, CT 06108
Phone
(860) 470-6791
Enumerated
Oct 4, 2017
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 Matthew Castanho in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 000609
    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 Connecticut 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.

Naturopath providers in Connecticut

There are 307 naturopath records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other naturopath records in Connecticut

  1. Angel Abraham, NDNew Milford, CT1750962932
  2. Jamie Ahn, N.D.Norwalk, CT1285008177
  3. Frank Aieta, N.D.West Hartford, CT1336365428
  4. Alena Al-Bochi Mazie, NDTrumbull, CT1649955667
  5. Shyron Alston, NDNorwalk, CT1023482916
  6. Christina Amicone, N.D.Litchfield, CT1740334275
  7. Debra Anastasio, N.D.Cheshire, CT1093853665
  8. Cynthia Anderson, NDSouthport, CT1679799050
  9. Alyssa Annello, N.D.Groton, CT1902349210
  10. Ann Aresco, NDKensington, CT1326125436

Common questions

What is Matthew Castanho, ND's NPI number?

Matthew Castanho, ND's National Provider Identifier (NPI) is 1821508862, issued on Oct 4, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Castanho, ND located?

The NPPES record lists a practice address at 1622 Main St, East Hartford, CT, 06108. Phone: (860) 470-6791. Providers update this record themselves, so call before visiting.

How can I verify Matthew Castanho, ND's license?

NPPES lists Connecticut license number 000609, as entered by the provider. Search the Connecticut 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.