NPPES file of Aug 9, 2026

Irai Santana De Oliveira, MD

Diagnostic Radiology Physician · Chicago, IL

Irai Santana De Oliveira, MD is a diagnostic radiology physician with a practice address in Chicago, Illinois, and NPI 1740976034, issued on Apr 11, 2023. Check the license (Illinois 113000097, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1740976034
Name
Irai Santana De Oliveira
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
113000097 IL
Self-reported in NPPES; status is on the state search
Practice location
5841 S Maryland Ave, Chicago, IL 60637
Phone
(773) 702-1000
Enumerated
Apr 11, 2023
Record last updated
Jul 27, 2026
Medicare enrollment
Enrolled (PECOS I20240724002512); 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.
Download card Updates feed

Also registered at 5841 S Maryland Ave

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

  1. Ma. Theresa Abaring, CRNACertified Registered Nurse Anesthetist1962647586
  2. Rouzbeh AbbasgholizadehRetina Specialist (Ophthalmology) Physician1881510030
  3. Jehad Abdalla, MDSleep Medicine (Internal Medicine) Physician1053898684
  4. Sara Abdelaziz, MDEndocrinology, Diabetes & Metabolism Physician1598258089
  5. Noor Abdelrahman, PA-CPhysician Assistant1851012413
  6. Unknown Abdul Hanan, MDBlood Banking & Transfusion Medicine Physician1750022240

Verify Irai Santana De Oliveira 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 113000097
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. University OF ChicagoChicago, IL

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

Irai Santana De Oliveira among 1,874 diagnostic radiology physician records in Illinois

Irai Santana De Oliveira, MD is one of 1,874 diagnostic radiology physician records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 94% of them.

  • NPI issued2023 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2010 · median 2004 among the 1,201 with a school on file
  • Record last updated2026 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in Illinois

There are 1,874 diagnostic radiology physician records in Illinois.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Ruth Ceulemans, MDChicago, IL 606371730140062
  2. Paul ChangChicago, IL 606371023080983
  3. Brian FunakiChicago, IL 606371356492326
  4. Carla HarmathChicago, IL 606371962486639
  5. Gregory Katzman, MDChicago, IL 606371831286889
  6. Luis LanderasChicago, IL 606371659304855
  7. Grace LeeChicago, IL 606371437121472
  8. Jeffrey LeefChicago, IL 606371174674147

Common questions

What is Irai Santana De Oliveira, MD's NPI number?

Irai Santana De Oliveira, MD's National Provider Identifier (NPI) is 1740976034, issued on Apr 11, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Irai Santana De Oliveira, MD located?

The NPPES record lists a practice address at 5841 S Maryland Ave, Chicago, IL, 60637. Phone: (773) 702-1000. Providers update this record themselves, so call before visiting.

How can I verify Irai Santana De Oliveira, MD's license?

NPPES lists Illinois license number 113000097, 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), 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.

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.