John Fredrick McCarthy, DC
Chiropractor · Somerville, MA
John Fredrick McCarthy, DC is a chiropractor with a practice address in Somerville, Massachusetts, and NPI 1629596549, issued on Aug 30, 2017. Check the license (Massachusetts 3517, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Fredrick McCarthy
- Credential
- DC
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- 3517 MA
Self-reported in NPPES; status is on the state search - Practice location
- 71 Holland St, Somerville, MA 02144
- Phone
- (617) 625-8707
- Enumerated
- Aug 30, 2017
- Record last updated
- Jan 15, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190128002898); accepts Medicare assignment
- Medical or professional school
- Life Chiropractic College - West, 2014
- Entity
- Type 1 · individual
Also registered at 71 Holland St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Castera Bazile, DCChiropractor1033822283
Verify John Fredrick McCarthy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 3517Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Davis Square Chiropractic, PCSomerville, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chiropractor providers in Massachusetts
There are 1,577 chiropractor records in Massachusetts.
Other chiropractor records in Massachusetts
- Ibrahim Abdulmassih, D.C.Worcester, MA1740329317
- Susan Aberle, D.C.Falmouth, MA1548453475
- Michael Abgrab, D.C.Fall River, MA1184773814
- Marty Abrams, MA, DCSharon, MA1356343305
- Joan Accuosti, D.C.Pittsfield, MA1144292509
- Erin Acevedo, D.C.Beverly, MA1780741769
- Elisa Adams, D.C.Lexington, MA1194887794
- James Adams, D.C.Plymouth, MA1598978777
- Jeffrey Adams, D.C.Marshfield, MA1386764041
- Lauren Adelizi, DCWellesley, MA1255510384
Common questions
What is John Fredrick McCarthy, DC's NPI number?
John Fredrick McCarthy, DC's National Provider Identifier (NPI) is 1629596549, issued on Aug 30, 2017. An NPI identifies a provider in billing; it is not a license.
Where is John Fredrick McCarthy, DC located?
The NPPES record lists a practice address at 71 Holland St, Somerville, MA, 02144. Phone: (617) 625-8707. Providers update this record themselves, so call before visiting.
How can I verify John Fredrick McCarthy, DC's license?
NPPES lists Massachusetts license number 3517, 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), file of Aug 9, 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.
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.