Renu R. Mahajan, MD
Hospice and Palliative Medicine (Physical Medicine & Rehabilitation) Physician · Oak Park, IL
Renu R. Mahajan, MD is a hospice and palliative medicine (physical medicine & rehabilitation) physician with a practice address in Oak Park, Illinois, and NPI 1932311883, issued on May 4, 2007. Check the license (Illinois 36117839, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Renu R. Mahajan
- Credential
- MD
- Primary taxonomy
- Hospice and Palliative Medicine (Physical Medicine & Rehabilitation) Physician 2081H0002X
- License number
- 36117839 IL
Self-reported in NPPES; status is on the state search - Practice location
- 101 Madison St Ste 300, Oak Park, IL 60302
- Phone
- (312) 996-6498
- Enumerated
- May 4, 2007
- Record last updated
- Jun 25, 2025
- Fax
- (312) 996-4169
- Medicare enrollment
- Enrolled (PECOS I20070921000770); accepts Medicare assignment
- Entity
- Type 1 · individual
3 nearest hospice and palliative medicine (physical medicine & rehabilitation) physician records → All 4 in Illinois → Look up another NPI →
Also registered at 101 Madison St Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anthony Abadir, MDPsychiatry Physician1295312551
- Rebecca Arenson, DNP, FNP-BCFamily Medicine Physician1881272599
- Teresita BernabeAdult Health Nurse Practitioner1437963584
- Farid Gholitabar, M.D.Cardiovascular Disease Physician1801278650
- Mujtaba Hussain, MBBSInternal Medicine Physician1255993309
- Dheeraj Mahajan, M.D.Internal Medicine Physician1831133693
Verify Renu R. Mahajan 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 36117839Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average hospice and palliative medicine (physical medicine & rehabilitation) physician in 2024
39 Medicare Part D claims, against an average of 724 among the 42 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 20 claims were for opioids.
Most prescribed
- Gabapentin19 claims
- Hydrocodone-Acetaminophen14 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.
Hospice and Palliative Medicine (Physical Medicine & Rehabilitation) Physician providers in Illinois
There are 4 hospice and palliative medicine (physical medicine & rehabilitation) physician records in Illinois.
All 4 in Illinois → Every provider in Oak Park → Hospice and Palliative Medicine (Physical Medicine & Rehabilitation) Physician nationwide →
The 3 hospice and palliative medicine (physical medicine & rehabilitation) physician records with the nearest ZIP codes
- Richard Kiang, M.D.Crest Hill, IL 604351093939902
- Nillawan Yongsmith, M.D.Darien, IL 605611275744070
- Jaewon Jung, MDChicago, IL 606121144858788
Common questions
What is Renu R. Mahajan, MD's NPI number?
Renu R. Mahajan, MD's National Provider Identifier (NPI) is 1932311883, issued on May 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Renu R. Mahajan, MD located?
The NPPES record lists a practice address at 101 Madison St Ste 300, Oak Park, IL, 60302. Phone: (312) 996-6498. Providers update this record themselves, so call before visiting.
How can I verify Renu R. Mahajan, MD's license?
NPPES lists Illinois license number 36117839, 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 Renu R. Mahajan, MD prescribe under Medicare Part D?
In 2024, Renu R. Mahajan, MD had 39 Medicare Part D claims; the average among hospice and palliative medicine (physical medicine & rehabilitation) physician prescribers was 724. 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.