NPPES file of Aug 9, 2026

Mark Stagg, DC

Chiropractor · Farmington, CT

Mark Stagg, DC is a chiropractor with a practice address in Farmington, Connecticut, and NPI 1235188871, issued on May 10, 2006. Check the license (Connecticut 001656, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235188871
Name
Mark Stagg
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License number
001656 CT
Self-reported in NPPES; status is on the state search
Practice location
231 Farmington Ave Ste 201, Farmington, CT 06032
Phone
(860) 674-0111
Enumerated
May 10, 2006
Record last updated
Oct 24, 2022
Fax
(860) 677-5406
Medicare enrollment
Enrolled (PECOS I20060605000197); may accept Medicare assignment
Medical or professional school
Palmer College Chiropractic - West Sunnyvale, 2000
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 231 Farmington Ave Ste 201

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

  1. Karen Bender, RN, NDNaturopath1982841334
  2. Ashleigh De Simone, NDNaturopath1104640838
  3. Katherine Dinello, NDNaturopath1447927223
  4. Kaireen McClayMassage Therapist1568272201
  5. Danielle MeyersChiropractor1700775608

Verify Mark Stagg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 001656
    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 Connecticut 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.

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Bills Medicare through one group practice

  1. Mark S Stagg DC LLCFarmington, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mark Stagg among 907 chiropractor records in Connecticut

Mark Stagg, DC is one of 907 chiropractor records with a practice address in Connecticut. 17% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 56% newer
  • In a Medicare fileYes · 17% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2000 · median 2000 among the 387 with a school on file
  • Record last updated2022 · 76% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Chiropractor providers in Connecticut

There are 907 chiropractor records in Connecticut.

The 8 chiropractor records with the nearest ZIP codes

  1. Isaac BoedigheimerFarmington, CT 060321588548572
  2. Patricia Cosentino, DCFarmington, CT 060321013044213
  3. Wade Federspiel, D.C.Farmington, CT 060321043603574
  4. Stuart Horen, DCFarmington, CT 060321689652000
  5. Gary Ierna, DCFarmington, CT 060321861471575
  6. Christina Kosswig, D.CFarmington, CT 060321699979716
  7. Kyliee Lapham, DCFarmington, CT 060321104763721
  8. Peter Meadow, D.C.Farmington, CT 060321033132501

Common questions

What is Mark Stagg, DC's NPI number?

Mark Stagg, DC's National Provider Identifier (NPI) is 1235188871, issued on May 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Stagg, DC located?

The NPPES record lists a practice address at 231 Farmington Ave Ste 201, Farmington, CT, 06032. Phone: (860) 674-0111. Providers update this record themselves, so call before visiting.

How can I verify Mark Stagg, DC's license?

NPPES lists Connecticut license number 001656, as entered by the provider. Search the Connecticut 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.