NPPES file of Aug 9, 2026

Thomas Eugene Liao, M.D.

Pulmonary Disease Physician · Chicago, IL

Thomas Eugene Liao, M.D. is a pulmonary disease physician with a practice address in Chicago, Illinois, and NPI 1356348270, issued on Jul 7, 2005. Check the license (Illinois 036064623, 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
1356348270
Name
Thomas Eugene Liao
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
036064623 IL
Self-reported in NPPES; status is on the state search
Practice location
5600 W Addison St, Chicago, IL 60634
Phone
(773) 481-1570
Enumerated
Jul 7, 2005
Record last updated
Apr 14, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(773) 481-0547
Medicaid ID
036064623 IL
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 5600 W Addison St

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

  1. Sarah Alderman, M.D.Pulmonary Disease Physician1912904822
  2. Mark Buranosky, M.D.Ophthalmology Physician1558399949
  3. Ralph Cabin, M.D.Neurology Physician1558309922
  4. Godwin D'Souza, M.D.Internal Medicine Physician1619915295
  5. Merlyn D'Souza, M.D.Legal Medicine1578501086
  6. Steven Eidt, M.D.Ophthalmology Physician1275561557

Verify Thomas Eugene Liao 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 036064623
    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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95% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

66 Medicare Part D claims for 18 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 80% of claims.

  1. Thomas Liao66
  2. Specialty average1,425

Most prescribed

  1. Albuterol Sulfate Hfa20 claims
  2. Trelegy Ellipta13 claims
  3. Breo Ellipta11 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.

Thomas Eugene Liao among 617 pulmonary disease physician records in Illinois

Thomas Eugene Liao, M.D. is one of 617 pulmonary disease physician records with a practice address in Illinois. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2016 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pulmonary Disease Physician providers in Illinois

There are 617 pulmonary disease physician records in Illinois.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Sarah Alderman, M.D.Chicago, IL 606341912904822
  2. Neil Rosenberg, MDChicago, IL 606341265436695
  3. Sangeeta Bhorade, MDChicago, IL 606371174685622
  4. Luke Carlstrom, MDChicago, IL 606311477574127
  5. Sana Chaudry, M.D., M.B.B.SChicago, IL 606311861807687
  6. Nicholas De La Rua, MDChicago, IL 606311063074094
  7. Douglas HogarthChicago, IL 606371619030137
  8. Larry Jankelowitz, MDChicago, IL 606311184794281

Common questions

What is Thomas Eugene Liao, M.D.'s NPI number?

Thomas Eugene Liao, M.D.'s National Provider Identifier (NPI) is 1356348270, issued on Jul 7, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Eugene Liao, M.D. located?

The NPPES record lists a practice address at 5600 W Addison St, Chicago, IL, 60634. Phone: (773) 481-1570. Providers update this record themselves, so call before visiting.

How can I verify Thomas Eugene Liao, M.D.'s license?

NPPES lists Illinois license number 036064623, 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 Thomas Eugene Liao, M.D. prescribe under Medicare Part D?

In 2024, Thomas Eugene Liao, M.D. had 66 Medicare Part D claims for 18 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. 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.