Registry data as of Aug 27, 2026

William Hackmann, ATC

Athletic Trainer · Andover, NH

William Hackmann, ATC is an athletic trainer with a practice address in Andover, New Hampshire, and NPI 1013052422, issued on Feb 21, 2007. Check the license (New Hampshire 74, as entered in NPPES) 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1013052422
Name
William Hackmann
Credential
ATC
Primary taxonomy
Athletic Trainer 2255A2300X
License number
74 NH
Self-reported in NPPES; status is on the state search
Practice location
204 Main St, Andover, NH 03216
Phone
(603) 735-6258
Enumerated
Feb 21, 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 204 Main St

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

  1. Christopher Jones, L/ATCAthletic Trainer1295371284
  2. Christopher Young, ATCAthletic Trainer1639256407

Verify William Hackmann in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
    Search for license 74    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 New Hampshire 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.

4 athletic trainer records list a practice address in Andover

They are 4 of the 15 NPPES records with a practice address in Andover, and 294 athletic trainer records in New Hampshire. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 4 in Andover → All 294 in New Hampshire → Every provider in Andover →

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 William Hackmann, ATC's NPI number?

William Hackmann, ATC's National Provider Identifier (NPI) is 1013052422, issued on Feb 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is William Hackmann, ATC located?

The NPPES record lists a practice address at 204 Main St, Andover, NH, 03216. Phone: (603) 735-6258. Providers update this record themselves, so call before visiting.

How can I verify William Hackmann, ATC's license?

NPPES lists New Hampshire license number 74, as entered by the provider. Search the New Hampshire 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.

Built from the named public files by PlainDoctor's data pipeline (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) 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 27, 2026.