Registry data as of Aug 27, 2026

John Marsh

Chiropractor · Manhattan, MT

John Marsh is a chiropractor with a practice address in Manhattan, Montana, and NPI 1588556013, issued on Jul 18, 2025. Check the license (Montana 10026, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1588556013
Name
John Marsh
Primary taxonomy
Chiropractor 111N00000X
License number
10026 MT
Self-reported in NPPES; status is on the state search
Practice location
114 W Main St, Manhattan, MT 59741
Phone
(406) 284-3246
Enumerated
Jul 18, 2025
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 Marsh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this profession
    Search for license 10026
    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 Montana 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.

2 hospital and facility affiliations

  1. Big Sky Chiropractic Clinic PCBozeman, MT
  2. Manhattan Back And Neck IncManhattan, MT

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

1 chiropractor records list a Manhattan practice address

They are 1 of the 22 NPPES records with a Manhattan practice address, and 479 chiropractor records in Montana.

Other chiropractor records in Montana

  1. Michelle Abbamonte, DCBozeman, MT1720775075
  2. Steven Abraham, D.C.Butte, MT1003908583
  3. Tom Adams, DCHavre, MT1376525626
  4. Jason Aguayo, D.C.Billings, MT1639117286
  5. Brian Albiero, D.C.Bigfork, MT1790967065
  6. Pamela Albiero, D.C.Bigfork, MT1629250238
  7. Sheryl Alexander, D.C., P.A.Missoula, MT1326199951
  8. Katharine Althans, D.C.Bozeman, MT1285861856
  9. Hilary Alweis, D.C.Billings, MT1922406099
  10. Roger Amundson, D.C.Malta, MT1699843656

Common questions

What is John Marsh's NPI number?

John Marsh's National Provider Identifier (NPI) is 1588556013, issued on Jul 18, 2025. An NPI identifies a provider in billing; it is not a license.

Where is John Marsh located?

The NPPES record lists a practice address at 114 W Main St, Manhattan, MT, 59741. Phone: (406) 284-3246. Providers update this record themselves, so call before visiting.

How can I verify John Marsh's license?

NPPES lists Montana license number 10026, as entered by the provider. Search the Montana 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. Medicare files from data.cms.gov. 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.