NPPES file of Aug 9, 2026

Mark Choi, DO

Diagnostic Radiology Physician · Berwyn, IL

Mark Choi, DO is a diagnostic radiology physician with a practice address in Berwyn, Illinois, and NPI 1982690830, issued on Sep 26, 2005. Check the license 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982690830
Name
Mark Choi
Credential
DO
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
02002962 IN
DO1391 NV
34.009265 OH
46602-021 WI
Self-reported in NPPES; status is on the state search
Practice location
3249 Oak Park Ave, Berwyn, IL 60402
Phone
(708) 783-2696
Enumerated
Sep 26, 2005
Record last updated
Apr 16, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(708) 783-3164
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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8 nearest diagnostic radiology physician records → All 1,874 in Illinois → Look up another NPI →

Also registered at 3249 Oak Park Ave

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

  1. Gholamali Afshang, MDDiagnostic Radiology Physician1316925522
  2. Sumayyah Ahmed, PA-CPhysician Assistant1851084206
  3. Michelle Akan, CRNACertified Registered Nurse Anesthetist1376808683
  4. Angela Alcarraz Bedrillana, MDInternal Medicine Physician1033813720
  5. Haris Aleem, MDHospitalist Physician1063409795
  6. John Alexis, M.D.Emergency Medicine Physician1689608713

Verify Mark Choi 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.

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Mark Choi among 1,874 diagnostic radiology physician records in Illinois

Mark Choi, DO 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 not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileNo · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2008 · 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).

10 diagnostic radiology physician records list a practice address in Berwyn

They are 10 of the 1,031 NPPES records with a practice address in Berwyn, and 1,874 diagnostic radiology physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,874 in Illinois → Every provider in Berwyn → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Gholamali Afshang, MDBerwyn, IL 604021316925522
  2. Patricia Gavin, M.D.Berwyn, IL 604021659327195
  3. Reeni Karavattuveetil, M.D.Berwyn, IL 604021184663247
  4. Troy LewisBerwyn, IL 604021386104081
  5. Rafia Saleem, MDBerwyn, IL 604021366423576
  6. Farid Shafaie, M.D.Berwyn, IL 604021306891841
  7. Leroy Stromberg, MDBerwyn, IL 604021346479102
  8. Craig Thayer, M.D.Berwyn, IL 604021124067293

Common questions

What is Mark Choi, DO's NPI number?

Mark Choi, DO's National Provider Identifier (NPI) is 1982690830, issued on Sep 26, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Choi, DO located?

The NPPES record lists a practice address at 3249 Oak Park Ave, Berwyn, IL, 60402. Phone: (708) 783-2696. Providers update this record themselves, so call before visiting.

How can I verify Mark Choi, DO'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), 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.