Simar Singh Chawla
Sleep Medicine (Internal Medicine) Physician · Chicago, IL
Simar Singh Chawla is a sleep medicine (internal medicine) physician with a practice address in Chicago, Illinois, and NPI 1619554318, issued on Mar 27, 2021. Check the license (Illinois 036.170458, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Simar Singh Chawla
- Primary taxonomy
- Sleep Medicine (Internal Medicine) Physician 207RS0012X
- License number
- 036.170458 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2242 W Harrison St Ste 104, Chicago, IL 60612
- Phone
- (877) 766-6984
- Enumerated
- Mar 27, 2021
- Record last updated
- Jun 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20250813001405); accepts Medicare assignment
- Medical or professional school
- Drexel University College Of Medicine, 2021
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 2242 W Harrison St Ste 104
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashesha Mechineni, MD, FACPSleep Medicine (Internal Medicine) Physician1659784817
Verify Simar Singh Chawla 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 036.170458Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024
181 Medicare Part D claims for 35 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Atorvastatin Calcium17 claims
- Metoprolol Succinate13 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.
Bills Medicare through one group practice
- The Board OF Trustees OF The University OF IllinoisChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sleep Medicine (Internal Medicine) Physician providers in Illinois
There are 43 sleep medicine (internal medicine) physician records in Illinois.
Other sleep medicine (internal medicine) physician records in Illinois
- Jehad Abdalla, MDChicago, IL1053898684
- Ammar Ahmed, MDChicago, IL1821619388
- Robert Aronson, M.D.Olympia Fields, IL1598824039
- Noman Baig, MDSchaumburg, IL1669053864
- Upneet Chawla, M.D.Chicago, IL1659802486
- Paul Chung, DOChicago, IL1588084776
- John Coleman, M.D.Chicago, IL1396900791
- Jessica Cooksey, MDGrayslake, IL1205089166
- Richard CzumaPalos Heights, IL1295232064
- Nneoma Eneh, M.D.Chicago, IL1760129720
Common questions
What is Simar Singh Chawla's NPI number?
Simar Singh Chawla's National Provider Identifier (NPI) is 1619554318, issued on Mar 27, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Simar Singh Chawla located?
The NPPES record lists a practice address at 2242 W Harrison St Ste 104, Chicago, IL, 60612. Phone: (877) 766-6984. Providers update this record themselves, so call before visiting.
How can I verify Simar Singh Chawla's license?
NPPES lists Illinois license number 036.170458, 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 Simar Singh Chawla prescribe under Medicare Part D?
In 2024, Simar Singh Chawla had 181 Medicare Part D claims for 35 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. 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.