Registry data as of Aug 27, 2026

Joseph Leija, M.D.

Allergy Physician · Melrose Park, IL

Joseph Leija, M.D. is an allergy physician with a practice address in Melrose Park, Illinois, and NPI 1750396156, issued on Jul 31, 2006. Check the license (Illinois 03635559, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordas of Aug 27, 2026
1750396156
Name
Joseph Leija
Credential
M.D.
Primary taxonomy
Allergy Physician 207KA0200X
License number
03635559 IL
Self-reported in NPPES; status is on the state search
Practice location
675 W North Ave, Melrose Park, IL 60160
Phone
(708) 450-5054
Enumerated
Jul 31, 2006
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 675 W North Ave

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

  1. Aakash Ahuja, M.D.Diagnostic Radiology Physician1275572331
  2. Stephen Amesbury, MDPulmonary Disease Physician1811987647
  3. Pantaleo Amoroso, M.D.Specialist1376594655
  4. Brad Anstadt, M.D.Ophthalmology Physician1235134727
  5. Susan Balverde, M.D.Neuromusculoskeletal Medicine & OMM Physician1760567192
  6. Elizabeth BojarskyjPharmacist1538577754

Verify Joseph Leija in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 03635559
    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
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.

Allergy Physician providers in Illinois

There are 60 allergy physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other allergy physician records in Illinois

  1. Surendra Agarwal, M.D.Effingham, IL1861520363
  2. Kenneth ArnettPeoria, IL1437249760
  3. Priya Bansal, M.D.,Saint Charles, IL1811970486
  4. Peter Baum, M.D.Sycamore, IL1164431391
  5. Howard Beede, M.D.Decatur, IL1205892478
  6. Sakina Bharani, M.D.Naperville, IL1275513210
  7. Bruce Bochner, M.D.Chicago, IL1871559989
  8. Timothy Brown, M.D.Orland Park, IL1366425175
  9. Miguel Camara, M.D.Crest Hill, IL1447369327
  10. Umapathi Cattamanchi, MDOrland Park, IL1316937790

Common questions

What is Joseph Leija, M.D.'s NPI number?

Joseph Leija, M.D.'s National Provider Identifier (NPI) is 1750396156, issued on Jul 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Leija, M.D. located?

The NPPES record lists a practice address at 675 W North Ave, Melrose Park, IL, 60160. Phone: (708) 450-5054. Providers update this record themselves, so call before visiting.

How can I verify Joseph Leija, M.D.'s license?

NPPES lists Illinois license number 03635559, as entered by the provider. 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. 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.