Registry data as of Aug 27, 2026

Jack Marchalewicz, D.C.

Chiropractor · Northborough, MA

Jack Marchalewicz, D.C. is a chiropractor with a practice address in Northborough, Massachusetts, and NPI 1407011240, issued on Jul 21, 2008. Check the license (Massachusetts 3198, 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
1407011240
Name
Jack Marchalewicz
Credential
D.C.
Primary taxonomy
Chiropractor 111N00000X
License number
3198 MA
Self-reported in NPPES; status is on the state search
Practice location
130 Main St, Northborough, MA 01532
Phone
(508) 393-7177
Enumerated
Jul 21, 2008
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.
Download card Updates feed

Also registered at 130 Main St

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

  1. Jaimie Allain, LICSWClinical Social Worker1184910895
  2. Christina Doucette, MHMental Health Counselor1528620820

Verify Jack Marchalewicz 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 3198
    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.

6 chiropractor records list a Northborough practice address

They are 6 of the 328 NPPES records with a Northborough 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 Jack Marchalewicz, D.C.'s NPI number?

Jack Marchalewicz, D.C.'s National Provider Identifier (NPI) is 1407011240, issued on Jul 21, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Jack Marchalewicz, D.C. located?

The NPPES record lists a practice address at 130 Main St, Northborough, MA, 01532. Phone: (508) 393-7177. Providers update this record themselves, so call before visiting.

How can I verify Jack Marchalewicz, D.C.'s license?

NPPES lists Massachusetts license number 3198, 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.