Registry data as of Aug 27, 2026

Neil O'Brien, D.C.

Chiropractor · Cotuit, MA

Neil O'Brien, D.C. is a chiropractor with a practice address in Cotuit, Massachusetts, and NPI 1609842798, issued on Feb 27, 2006. Check the license (Massachusetts CHI2357, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1609842798
Name
Neil O'Brien
Credential
D.C.
Primary taxonomy
Chiropractor 111N00000X
License number
CHI2357 MA
Self-reported in NPPES; status is on the state search
Practice location
4650 Route 28, Cotuit, MA 02635
Phone
(508) 428-9441
Enumerated
Feb 27, 2006
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 4650 Route 28

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

  1. Richard Finegold, M.D.Dermatology Physician1932390036

Verify Neil O'Brien 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 CHI2357
    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 Massachusetts 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.

1 chiropractor records list a Cotuit practice address

They are 1 of the 28 NPPES records with a Cotuit practice address, and 1,570 chiropractor records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other chiropractor records in Massachusetts

  1. Ibrahim Abdulmassih, D.C.Worcester, MA1740329317
  2. Susan Aberle, D.C.Falmouth, MA1548453475
  3. Michael Abgrab, D.C.Fall River, MA1184773814
  4. Marty Abrams, MA, DCSharon, MA1356343305
  5. Joan Accuosti, D.C.Pittsfield, MA1144292509
  6. Erin Acevedo, D.C.Beverly, MA1780741769
  7. Elisa Adams, D.C.Lexington, MA1194887794
  8. James Adams, D.C.Plymouth, MA1598978777
  9. Jeffrey Adams, D.C.Marshfield, MA1386764041
  10. Lauren Adelizi, DCWellesley, MA1255510384

Common questions

What is Neil O'Brien, D.C.'s NPI number?

Neil O'Brien, D.C.'s National Provider Identifier (NPI) is 1609842798, issued on Feb 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Neil O'Brien, D.C. located?

The NPPES record lists a practice address at 4650 Route 28, Cotuit, MA, 02635. Phone: (508) 428-9441. Providers update this record themselves, so call before visiting.

How can I verify Neil O'Brien, D.C.'s license?

NPPES lists Massachusetts license number CHI2357, 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), 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.