NPPES file of Aug 9, 2026

Samuel Leung, M.D.

Pediatric Gastroenterology Physician · Park Ridge, IL

Samuel Leung, M.D. is a pediatric gastroenterology physician with a practice address in Park Ridge, Illinois, and NPI 1568801645, issued on Jun 21, 2013. Check the license (Illinois 036161846, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1568801645
Name
Samuel Leung
Credential
M.D.
Primary taxonomy
Pediatric Gastroenterology Physician 2080P0206X
License numbers
036161846 IL
34285 OK
Self-reported in NPPES; status is on the state search
Practice location
1675 Dempster St FL 3, Park Ridge, IL 60068
Phone
(847) 318-9330
Enumerated
Jun 21, 2013
Record last updated
May 9, 2023
Fax
(847) 318-9330
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 1675 Dempster St FL 3

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

  1. Kathryn Allen, PT, DPTPhysical Therapist1609139898
  2. Patricia Arroyo Parejo Drayer, M.D.Pediatric Nephrology Physician1790167914
  3. Mary Burke, M.S.CCCSLPSpeech-Language Pathologist1154548873
  4. Jennifer BurnsAudiologist1972988665
  5. Kendra Crowe, APRNPediatric Nurse Practitioner1588345847
  6. Jacalyn Derengowski, P.T.Pediatric Physical Therapist1306974811

Verify Samuel Leung 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 036161846
    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.

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Industry payments in 2024: $147.91

2 payments; by number, the most common kind was food and beverage; the largest payer was Mirum Pharmaceuticals, Inc. The 1,184 providers of this specialty with any payment received $2,585.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Samuel Leung$147.91
  2. Specialty average$2,585.05

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

Samuel Leung among 76 pediatric gastroenterology physician records in Illinois

Samuel Leung, M.D. is one of 76 pediatric gastroenterology physician records with a practice address in Illinois. 58% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 75% of them.

  • NPI issued2013 · 75% of these records are older, 21% newer
  • In a Medicare fileYes · 58% of these records are
  • In the CMS Doctors and Clinicians fileNo · 26% of these records are
  • Record last updated2023 · 24% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0206X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Gastroenterology Physician providers in Illinois

There are 76 pediatric gastroenterology physician records in Illinois.

The 8 pediatric gastroenterology physician records with the nearest ZIP codes

  1. Malgorzata Bujarska, MDPark Ridge, IL 600681770071458
  2. Michele Cho-Dorado, M.D.Park Ridge, IL 600681982965893
  3. Kiranmai Gorla, MDPark Ridge, IL 600681760686885
  4. Thirumazhisai GunasekaranPark Ridge, IL 600681083651749
  5. Hector Hernandez, MDPark Ridge, IL 600681235103110
  6. Amir Kagalwalla, MDPark Ridge, IL 600681184654352
  7. Scott Bolton, M.D.Wilmette, IL 600911831489996
  8. Suzanne Nelson, MDGlenview, IL 600261588650139

Common questions

What is Samuel Leung, M.D.'s NPI number?

Samuel Leung, M.D.'s National Provider Identifier (NPI) is 1568801645, issued on Jun 21, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Samuel Leung, M.D. located?

The NPPES record lists a practice address at 1675 Dempster St FL 3, Park Ridge, IL, 60068. Phone: (847) 318-9330. Providers update this record themselves, so call before visiting.

How can I verify Samuel Leung, M.D.'s license?

NPPES lists Illinois license number 036161846, 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.