Rajeev S. Kalsi, M.D.
Emergency Medicine Physician · Naperville, IL
Rajeev S. Kalsi, M.D. is an emergency medicine physician with a practice address in Naperville, Illinois, and NPI 1447464292, issued on May 10, 2007. Check the license (Illinois 036.122489, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Rajeev S. Kalsi
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 036.122489 IL
Self-reported in NPPES; status is on the state search - Practice location
- 636 Raymond Dr, Naperville, IL 60563
- Phone
- (630) 933-1600
- Enumerated
- May 10, 2007
- Record last updated
- Dec 9, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 036122489 IL
- Medicare enrollment
- Enrolled (PECOS I20090917000635); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 2005
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 636 Raymond Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lori BeyerPhysical Therapist1063528792
- Rebecca Boyce, AU.D.Audiologist-Hearing Aid Fitter1871563650
- Susan BurtonPhysical Therapist1942388665
- Sean Cahill, MDPediatrics Physician1801862206
- Michaela Campagnolo, DPTPhysical Therapist1386991552
Verify Rajeev S. Kalsi 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 036.122489Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% more Medicare Part D claims than the average emergency medicine physician in 2024
272 Medicare Part D claims for 188 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 45 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen40 claims
- Prednisone36 claims
- Ondansetron Odt27 claims
- Cephalexin19 claims
- Naproxen16 claims
- Doxycycline Hyclate14 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
- Aurora Emergency Physicians LLCAurora, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rajeev S. Kalsi among 3,291 emergency medicine physician records in Illinois
Rajeev S. Kalsi, M.D. is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 32% of them.
- NPI issued2007 · 32% of these records are older, 61% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2005 · median 2012 among the 1,867 with a school on file
- Record last updated2020 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
59 emergency medicine physician records list a practice address in Naperville
They are 59 of the 4,634 NPPES records with a practice address in Naperville, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Naperville → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Samuel Elberts, MDNaperville, IL 605631386207504
- David Han, MDNaperville, IL 605631073179388
- Mohamed Jabri, MDNaperville, IL 605631013026004
- Richard Joseph, MDNaperville, IL 605631982818571
- Aaron Zirk, D.O.Naperville, IL 605631386917268
- Jordan Moskoff, MDNaperville, IL 605641033228879
- Muhammad Awan, MDWestmont, IL 605591255428538
- Lloyd Burns, D.O.Westmont, IL 605591639411564
Common questions
What is Rajeev S. Kalsi, M.D.'s NPI number?
Rajeev S. Kalsi, M.D.'s National Provider Identifier (NPI) is 1447464292, issued on May 10, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Rajeev S. Kalsi, M.D. located?
The NPPES record lists a practice address at 636 Raymond Dr, Naperville, IL, 60563. Phone: (630) 933-1600. Providers update this record themselves, so call before visiting.
How can I verify Rajeev S. Kalsi, M.D.'s license?
NPPES lists Illinois license number 036.122489, 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 Rajeev S. Kalsi, M.D. prescribe under Medicare Part D?
In 2024, Rajeev S. Kalsi, M.D. had 272 Medicare Part D claims for 188 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.