Sejal A. Thaker, M.D.
Pulmonary Disease Physician · Berwyn, IL
Sejal A. Thaker, M.D. is a pulmonary disease physician with a practice address in Berwyn, Illinois, and NPI 1053310540, issued on Jul 18, 2005. Check the license (Illinois 036123694, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Sejal A. Thaker
- Credential
- M.D.
- Primary taxonomy
- Pulmonary Disease Physician 207RP1001X
- License number
- 036123694 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3231 Euclid Ave, Berwyn, IL 60402
- Phone
- (708) 783-2644
- Enumerated
- Jul 18, 2005
- Record last updated
- Apr 29, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid IDs
- 7057835 RI
036123694 IL - Medicare enrollment
- Enrolled (PECOS I20090911000453); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2002
- Entity
- Type 1 · individual
8 nearest pulmonary disease physician records → All 617 in Illinois → Look up another NPI →
Also registered at 3231 Euclid Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amer Abboud, MDAnatomic Pathology & Clinical Pathology Physician1154348696
- Beamlak AdamuInternal Medicine Physician1710875588
- Joseph Alioto, M.D.Anesthesiology Physician1164685525
- Esther Alva, M.D.Infectious Disease Physician1720181043
- Muaz Assaf, MDInternal Medicine Physician1497337802
- Christopher Bane, M.D.Interventional Cardiology Physician1467416578
Verify Sejal A. Thaker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036123694Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average pulmonary disease physician in 2024
29 Medicare Part D claims, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Rml Health Providers Limited PartnershipHinsdale, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sejal A. Thaker among 617 pulmonary disease physician records in Illinois
Sejal A. Thaker, 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 fileYes · 72% of these records are
- Graduated2002 · median 2005 among the 444 with a school on file
- Record last updated2013 · 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.
All 617 in Illinois → Every provider in Berwyn → Pulmonary Disease Physician nationwide →
The 8 pulmonary disease physician records with the nearest ZIP codes
- John Brofman, M.D.Berwyn, IL 604021023190063
- Mark Goode, M.D.Berwyn, IL 604021023121167
- Sharad Khandelwal, MDBerwyn, IL 604021124130240
- Christopher Ochoa, MDBerwyn, IL 604021952690182
- Richard Petrak, M.D.Berwyn, IL 604021891708608
- Manzoor Shah, MDCalumet City, IL 604091811080716
- Haleyur Arun, M.D.Chicago Ridge, IL 604151992769558
- Terrence Diamond, MDChicago Ridge, IL 604151609825447
Common questions
What is Sejal A. Thaker, M.D.'s NPI number?
Sejal A. Thaker, M.D.'s National Provider Identifier (NPI) is 1053310540, issued on Jul 18, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Sejal A. Thaker, M.D. located?
The NPPES record lists a practice address at 3231 Euclid Ave, Berwyn, IL, 60402. Phone: (708) 783-2644. Providers update this record themselves, so call before visiting.
How can I verify Sejal A. Thaker, M.D.'s license?
NPPES lists Illinois license number 036123694, 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 Sejal A. Thaker, M.D. prescribe under Medicare Part D?
In 2024, Sejal A. Thaker, M.D. had 29 Medicare Part D claims; 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.