Registry data as of Aug 27, 2026

John Cummins, M.D.

Psychiatry Physician · Elgin, IL

John Cummins, M.D. is a psychiatry physician with a practice address in Elgin, Illinois, and NPI 1023427416, issued on Aug 11, 2014. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1023427416
Name
John Cummins
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
Practice location
750 S State St, Elgin, IL 60123
Phone
(847) 742-1040
Enumerated
Aug 11, 2014
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 750 S State St

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

  1. Mohsin Ali, PHARMD.Pharmacist1366817421
  2. Douglas Chang, M.D.Internal Medicine Physician1447393616
  3. Pomposa Crisostomo, M.D.Family Medicine Physician1972721686
  4. Satyanarayana Gaddipati, M.DAdult Medicine Physician1982725172
  5. Daniel Hardy, M.D.Specialist1659496198
  6. Mohammad Hosain, M.DAdult Medicine Physician1841416245

Verify John Cummins in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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
Open 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.

One hospital or facility affiliation

  1. Rosecrance IncRockford, 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.

Psychiatry Physician providers in Illinois

There are 2,003 psychiatry physician records in Illinois.

Other psychiatry physician records in Illinois

  1. Alexandra Aaronson, M.D.Chicago, IL1881937928
  2. Anthony Abadir, MDOak Park, IL1295312551
  3. Jeff Abbott, M.D.Chicago, IL1265887509
  4. Kathryn AbbottChicago, IL1295537561
  5. Gil Abelita, MDBloomington, IL1619986551
  6. Dinuk Abeysekera, M.D.North Chicago, IL1366616534
  7. Patrick Abler, DOSpringfield, IL1770158537
  8. Jenny Abraham, APNDowners Grove, IL1396322392
  9. Rohit Abraham, MD, MPH, MATChicago, IL1013478932
  10. Constantin Abuzatoaie, M.D.Hoffman Estates, IL1477817062

Common questions

What is John Cummins, M.D.'s NPI number?

John Cummins, M.D.'s National Provider Identifier (NPI) is 1023427416, issued on Aug 11, 2014. An NPI identifies a provider in billing; it is not a license.

Where is John Cummins, M.D. located?

The NPPES record lists a practice address at 750 S State St, Elgin, IL, 60123. Phone: (847) 742-1040. Providers update this record themselves, so call before visiting.

How can I verify John Cummins, M.D.'s license?

Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.