NPPES file of Aug 9, 2026

Katherine Caldwell, DC

Chiropractor · Portland, ME

Katherine Caldwell, DC is a chiropractor with a practice address in Portland, Maine, and NPI 1316629595, issued on Aug 7, 2023. Check the license (Maine CR2931, as entered in NPPES) with the Maine 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
1316629595
Name
Katherine Caldwell
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License numbers
CR2931 ME
002289 CT
Self-reported in NPPES; status is on the state search
Practice location
949 Brighton Ave Ste 1, Portland, ME 04102
Phone
(207) 548-5741
Enumerated
Aug 7, 2023
Record last updated
Jul 15, 2024
Medicare enrollment
Enrolled (PECOS I20240723003854); accepts 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 949 Brighton Ave Ste 1

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

  1. Colin Bechtel, DC, BSChiropractor1417742164
  2. Colin Bettleyon, DCChiropractor1194596817
  3. Aaron Vela, DCChiropractor1639895899

Verify Katherine Caldwell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maine board licenses this profession
    Search for license CR2931    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 Maine 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. Healthworx LLCPortland, ME

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

Chiropractor providers in Maine

There are 418 chiropractor records in Maine.

All 418 in Maine → Every provider in Portland →

Other chiropractor records in Maine

  1. Michael Aker, DCBlue Hill, ME1245376953
  2. Mark Allen, D.C.South Portland, ME1790768182
  3. Tristan Alley, DCRichmond, ME1497452411
  4. Rickie Ames, D,C,Dexter, ME1558699314
  5. Ted Angel, D.C.Trenton, ME1649392473
  6. Amanda Angell, D.C.Monmouth, ME1063850386
  7. Antony Angus, DCOld Town, ME1821507138
  8. Stephen Arsenault, D.C.Orono, ME1619027646
  9. Kimberly Bailey-Shaw, DCWinslow, ME1861500266
  10. Deborah Baker, DCHampden, ME1700968153

Common questions

What is Katherine Caldwell, DC's NPI number?

Katherine Caldwell, DC's National Provider Identifier (NPI) is 1316629595, issued on Aug 7, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Caldwell, DC located?

The NPPES record lists a practice address at 949 Brighton Ave Ste 1, Portland, ME, 04102. Phone: (207) 548-5741. Providers update this record themselves, so call before visiting.

How can I verify Katherine Caldwell, DC's license?

NPPES lists Maine license number CR2931, as entered by the provider. Search the Maine 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.