Registry data as of Aug 27, 2026

Gregory Arnold, M.D.

Specialist · Dekalb, IL

Gregory Arnold, M.D. is a specialist with a practice address in Dekalb, Illinois, and NPI 1235322363, issued on Aug 22, 2007. Check the license with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1235322363
Name
Gregory Arnold
Credential
M.D.
Primary taxonomy
Specialist 174400000X
Practice location
1 Kish Hospital Dr, Dekalb, IL 60115
Phone
(630) 936-4029
Enumerated
Aug 22, 2007
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.
Download card Updates feed

Also registered at 1 Kish Hospital Dr

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

  1. Syed Abdur-Rahman, MDInternal Medicine Physician1538658729
  2. Christopher Adams, CRNACertified Registered Nurse Anesthetist1326182635
  3. Tiffany Adamson, APRN, FNP-BCNurse Practitioner1679299606
  4. Talha Ahmed, DOEmergency Medicine Physician1225560733
  5. Estefany AndersonPhysical Therapist1689127318
  6. David Anthony, M.D., M.P.H.Emergency Medicine Physician1649437682

Verify Gregory Arnold 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.

Industry payments in 2024: $23.78

1 payment, mostly food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 9,482 providers of this specialty with any payment received $4,756.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gregory Arnold$23.78
  2. Specialty average$4,756.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Northwestern Medical Faculty FoundationDekalb, IL

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Specialist providers in Illinois

There are 1,419 specialist records in Illinois.

Other specialist records in Illinois

  1. Sandra . Drewes, MDWinfield, IL1518056670
  2. Laketa AaronBellwood, IL1508508490
  3. Carrie Abbott-Walk, M.ED, DTDekalb, IL1841496171
  4. Suhair Abdel-Jalil, MDEvanston, IL1174572929
  5. Babak Abdollahshamshirsaz, M.D.Chicago, IL1447585765
  6. Syed Abdul-Aziz, MDBelleville, IL1114906005
  7. Steven Abern, M.D.Park Ridge, IL1922027424
  8. Richard AbramsChicago, IL1003992413
  9. Cherie AdamsEvanston, IL1063645810
  10. Robyn AdamsHerrin, IL1245216282

Common questions

What is Gregory Arnold, M.D.'s NPI number?

Gregory Arnold, M.D.'s National Provider Identifier (NPI) is 1235322363, issued on Aug 22, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Arnold, M.D. located?

The NPPES record lists a practice address at 1 Kish Hospital Dr, Dekalb, IL, 60115. Phone: (630) 936-4029. Providers update this record themselves, so call before visiting.

How can I verify Gregory Arnold, M.D.'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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.