NPPES file of Aug 9, 2026

John Guarnieri

Athletic Trainer · Northfield, NH

John Guarnieri is an athletic trainer with a practice address in Northfield, New Hampshire, and NPI 1457995029, issued on Nov 6, 2019. Check the license with the New Hampshire 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
1457995029
Name
John Guarnieri
Primary taxonomy
Athletic Trainer 2255A2300X
Practice location
61 Summer St, Northfield, NH 03276
Phone
(603) 726-6335
Enumerated
Nov 6, 2019
Record last updated
Nov 6, 2019 (not updated in 7 years: call before relying on the address or phone)
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 John Guarnieri in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Hampshire board licenses this professionCheck 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 New Hampshire license search

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1 athletic trainer records list a practice address in Northfield

They are 1 of the 14 NPPES records with a practice address in Northfield, and 294 athletic trainer records in New Hampshire. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 294 in New Hampshire → Every provider in Northfield →

Other athletic trainer records in New Hampshire

  1. Gregory Abbott, A.T.CMiddleton, NH1528292182
  2. Ross AielloPlymouth, NH1811545742
  3. Hannah AlexanderWindham, NH1811384662
  4. Kylie AmmelLebanon, NH1508050345
  5. Riley AndersonPlymouth, NH1508727025
  6. Leonard Angelli, MSED, ATCHanover, NH1518092709
  7. Mary Annear, ATCKeene, NH1619932183
  8. Jennifer Austin, PHD, ATCNew London, NH1093868341
  9. Brian AzarianManchester, NH1194462168
  10. Owen BaumPlymouth, NH1265264626

Common questions

What is John Guarnieri's NPI number?

John Guarnieri's National Provider Identifier (NPI) is 1457995029, issued on Nov 6, 2019. An NPI identifies a provider in billing; it is not a license.

Where is John Guarnieri located?

The NPPES record lists a practice address at 61 Summer St, Northfield, NH, 03276. Phone: (603) 726-6335. Providers update this record themselves, so call before visiting.

How can I verify John Guarnieri's license?

Search the New Hampshire 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.