NPPES file of Aug 9, 2026

Tommy Nguyen

Transplant Hepatology Physician · Chicago, IL

Tommy Nguyen is a transplant hepatology physician with a practice address in Chicago, Illinois, and NPI 1063073070, issued on Jun 21, 2019. Check the license (Illinois 125087130, 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
1063073070
Name
Tommy Nguyen
Primary taxonomy
Transplant Hepatology Physician 207RT0003X
License number
125087130 IL
Self-reported in NPPES; status is on the state search
Practice location
5841 S Maryland Ave, Chicago, IL 60637
Phone
(773) 795-1824
Enumerated
Jun 21, 2019
Record last updated
Jul 6, 2026
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 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 Tommy Nguyen 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 125087130
    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

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82% fewer Medicare Part D claims than the average transplant hepatology physician in 2024

119 Medicare Part D claims for 37 beneficiaries, against an average of 669 among the 251 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Tommy Nguyen119
  2. Specialty average669

Most prescribed

  1. Pantoprazole Sodium26 claims
  2. Famotidine19 claims
  3. Linzess18 claims
  4. Omeprazole11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $516.83

9 payments; by number, the most common kind was food and beverage; the largest payer was Conmed Corporation. The 193 providers of this specialty with any payment received $10,299.21 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tommy Nguyen$517
  2. Specialty average$10,299

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

Transplant Hepatology Physician providers in Illinois

There are 7 transplant hepatology physician records in Illinois.

Other transplant hepatology physician records in Illinois

  1. Andrew AronsohnChicago, IL1639106313
  2. Michael CharltonChicago, IL1821064692
  3. Dharani GuttikondaChicago, IL1154717684
  4. Krystina Johnson, MDChicago, IL1205332640
  5. Mohamad Mawaldi, MDOak Lawn, IL1568429215
  6. Pavithra Parthasarathy, MDChicago, IL1548147259

Common questions

What is Tommy Nguyen's NPI number?

Tommy Nguyen's National Provider Identifier (NPI) is 1063073070, issued on Jun 21, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Tommy Nguyen located?

The NPPES record lists a practice address at 5841 S Maryland Ave, Chicago, IL, 60637. Phone: (773) 795-1824. Providers update this record themselves, so call before visiting.

How can I verify Tommy Nguyen's license?

NPPES lists Illinois license number 125087130, 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.

How much does Tommy Nguyen prescribe under Medicare Part D?

In 2024, Tommy Nguyen had 119 Medicare Part D claims for 37 beneficiaries; the average among transplant hepatology physician prescribers was 669. Part D covers Medicare prescriptions only.

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.