Gaurav Marwaha, M.D.
Radiation Oncology Physician · Chicago, IL
Gaurav Marwaha, M.D. is a radiation oncology physician with a practice address in Chicago, Illinois, and NPI 1669798062, issued on Apr 12, 2010. Check the license (Illinois 036-137595, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Gaurav Marwaha
- Credential
- M.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- 036-137595 IL
Self-reported in NPPES; status is on the state search - Practice location
- 500 S Paulina St, Chicago, IL 60612
- Phone
- (312) 942-5751
- Enumerated
- Apr 12, 2010
- Record last updated
- Jul 28, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (312) 563-2857
- Medicare enrollment
- Enrolled (PECOS I20150811005036); accepts Medicare assignment
- Medical or professional school
- University Of Cincinnati College Of Medicine, 2010
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 500 S Paulina St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Anderson, APNAcute Care Nurse Practitioner1982254090
- Colleen Masters, M.S.N.Acute Care Nurse Practitioner1619306362
- Soumyajit Roy, MBBSRadiation Oncology Physician1174085096
- Ken Tatebe, MDRadiation Oncology Physician1942620745
- Dian Wang, MDRadiation Oncology Physician1841246030
Verify Gaurav Marwaha 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 036-137595Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average radiation oncology physician in 2024
52 Medicare Part D claims for 26 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.
Most prescribed
- Dexamethasone14 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
- Rush University Medical GroupChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Radiation Oncology Physician providers in Illinois
There are 277 radiation oncology physician records in Illinois.
Other radiation oncology physician records in Illinois
- Mohamed Abazeed, MD, PHDChicago, IL1205096609
- Christopher Abraham, MDSpringfield, IL1083900294
- Ross Abrams, M.D.Chicago, IL1356317564
- Iftekhar Ahmad, M.D.Rockford, IL1164641791
- Elke Aippersbach, M.D.,M.SC.,Oak Lawn, IL1285754895
- Adil Akthar, M.D.Warrenville, IL1598175531
- Neal Andruska, MD, PHDWarrenville, IL1972035798
- Sobiya Ansari, M.D.Chicago, IL1336554666
- Muzamil Arshad, MD/PHDChicago, IL1518429570
- Guhan Arumugam Shanmugasundaram, M.B.B.S.Chicago, IL1023800943
Common questions
What is Gaurav Marwaha, M.D.'s NPI number?
Gaurav Marwaha, M.D.'s National Provider Identifier (NPI) is 1669798062, issued on Apr 12, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Gaurav Marwaha, M.D. located?
The NPPES record lists a practice address at 500 S Paulina St, Chicago, IL, 60612. Phone: (312) 942-5751. Providers update this record themselves, so call before visiting.
How can I verify Gaurav Marwaha, M.D.'s license?
NPPES lists Illinois license number 036-137595, 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 Gaurav Marwaha, M.D. prescribe under Medicare Part D?
In 2024, Gaurav Marwaha, M.D. had 52 Medicare Part D claims for 26 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.