NPPES file of Aug 9, 2026

M. Warner Grothman, DC

Chiropractor · Aurora, IL

M. Warner Grothman, DC is a chiropractor with a practice address in Aurora, Illinois, and NPI 1306053418, issued on May 17, 2007. Check the license with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1306053418
Name
M. Warner Grothman
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
Practice location
845 N Lake St Ste 1, Aurora, IL 60506
Phone
(630) 844-1244
Enumerated
May 17, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(630) 844-1199
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.
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Also registered at 845 N Lake St Ste 1

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

  1. Alexander Grothman, D.C.Chiropractor1245638386
  2. Marie Grothman, DCNutrition Chiropractor1437366556

Verify M. Warner Grothman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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 Illinois 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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M. Warner Grothman among 4,524 chiropractor records in Illinois

M. Warner Grothman, DC is one of 4,524 chiropractor records with a practice address in Illinois. 17% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 40% of them.

  • NPI issued2007 · 40% of these records are older, 46% newer
  • In a Medicare fileNo · 17% of these records are
  • In the CMS Doctors and Clinicians fileNo · 42% of these records are
  • Record last updated2007 · 77% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

52 chiropractor records list a practice address in Aurora

They are 52 of the 3,342 NPPES records with a practice address in Aurora, and 4,524 chiropractor records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 chiropractor records with the nearest ZIP codes

  1. Daniel Cammarano, D.C.Aurora, IL 605061407869860
  2. Lydia Crist, D.C.Aurora, IL 605061396168282
  3. Thomas Franz, D.C.Aurora, IL 605061063597607
  4. Alexander Grothman, D.C.Aurora, IL 605061245638386
  5. Thomas Lindstrom, D.C.Aurora, IL 605061346249679
  6. Handel Metcalf, D.C.Aurora, IL 605061215377429
  7. Kenneth Olson, DCAurora, IL 605061417044363
  8. George Piccolo, DCAurora, IL 605061558464131

Common questions

What is M. Warner Grothman, DC's NPI number?

M. Warner Grothman, DC's National Provider Identifier (NPI) is 1306053418, issued on May 17, 2007. An NPI identifies a provider in billing; it is not a license.

Where is M. Warner Grothman, DC located?

The NPPES record lists a practice address at 845 N Lake St Ste 1, Aurora, IL, 60506. Phone: (630) 844-1244. Providers update this record themselves, so call before visiting.

How can I verify M. Warner Grothman, DC's license?

Search the Illinois 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. 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.