NPPES file of Aug 9, 2026

Christopher Mah, DC

Chiropractor · Greenwich, CT

Christopher Mah, DC is a chiropractor with a practice address in Greenwich, Connecticut, and NPI 1326156951, issued on Aug 25, 2006. Check the license (Connecticut 1685, 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
1326156951
Name
Christopher Mah
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License number
1685 CT
Self-reported in NPPES; status is on the state search
Practice location
7 Riversville RD, Greenwich, CT 06831
Phone
(203) 531-3131
Enumerated
Aug 25, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(203) 531-5690
Medicare enrollment
Enrolled (PECOS I20061016000230); may accept Medicare assignment
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 7 Riversville RD

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

  1. Pearl Berger, LCSWMental Health Counselor1649515669
  2. Gil Chimes, DCChiropractor1104934819
  3. Aaron Gerard, DCChiropractor1992131759
  4. Nancy King, LCSWClinical Social Worker1720323272
  5. Diane Mickley, MDInternal Medicine Physician1164574778
  6. Steven Mickley, MDInternal Medicine Physician1376539205

Verify Christopher Mah 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 1685
    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. Greenwich Sports Medicine PCGreenwich, CT

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

Christopher Mah among 907 chiropractor records in Connecticut

Christopher Mah, 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
  • Graduated2006 · median 2000 among the 387 with a school on file
  • Record last updated2007 · 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. Gil Chimes, DCGreenwich, CT 068311104934819
  2. Aaron Gerard, DCGreenwich, CT 068311992131759
  3. Ernest Marrone, DCGreenwich, CT 068311871638452
  4. Kerry Miller, DCGreenwich, CT 068311265545545
  5. Karen Shields Wright, D.C.Greenwich, CT 068311871637702
  6. Jillian Bowes, D.CGreenwich, CT 068301215273461
  7. Diana Gailes, DCGreenwich, CT 068301750406559
  8. Jennifer Hake, DCGreenwich, CT 068301538222617

Common questions

What is Christopher Mah, DC's NPI number?

Christopher Mah, DC's National Provider Identifier (NPI) is 1326156951, issued on Aug 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Mah, DC located?

The NPPES record lists a practice address at 7 Riversville RD, Greenwich, CT, 06831. Phone: (203) 531-3131. Providers update this record themselves, so call before visiting.

How can I verify Christopher Mah, DC's license?

NPPES lists Connecticut license number 1685, 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.