Arlene D'Souza, M.D.
Hematology & Oncology Physician · Geneva, IL
Arlene D'Souza, M.D. is a hematology & oncology physician with a practice address in Geneva, Illinois, and NPI 1881828275, issued on May 13, 2009. Check the license (Illinois 036138969, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Arlene D'Souza
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- 036138969 IL
125-055744 IL
Self-reported in NPPES; status is on the state search - Practice location
- 304 Randall RD, Geneva, IL 60134
- Phone
- (630) 232-0610
- Enumerated
- May 13, 2009
- Record last updated
- Feb 19, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 036138969 IL
- Medicare enrollment
- Enrolled (PECOS I20150925001897); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 2009
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 666 in Illinois → Look up another NPI →
Also registered at 304 Randall RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Zachary Andor, PA-CPhysician Assistant1992405344
- Theodore Brock, APN-BCNurse Practitioner1386070480
- Amy Cope, APRN, CNPNurse Practitioner1962157222
- Nicole DaleyFamily Nurse Practitioner1982182424
- Amanda DoyleFamily Health Clinical Nurse Specialist1396120754
- Erica Fiandaca, LCSWClinical Social Worker1801565361
Verify Arlene D'Souza 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 036138969Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,141 Medicare Part D claims for 186 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 48 claims were for opioids.
Most prescribed
- Acyclovir125 claims
- Prochlorperazine Maleate83 claims
- Dexamethasone80 claims
- Sulfamethoxazole-Trimethoprim69 claims
- Ondansetron Odt66 claims
- Warfarin Sodium51 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.
The MIPS final score for 2023 (Medicare payment program): 94.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Northwestern Medical Faculty FoundationGeneva, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Arlene D'Souza among 666 hematology & oncology physician records in Illinois
Arlene D'Souza, M.D. is one of 666 hematology & oncology physician records with a practice address in Illinois. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 59% of them.
- NPI issued2009 · 59% of these records are older, 38% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2009 · median 2003 among the 461 with a school on file
- Record last updated2018 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Illinois
There are 666 hematology & oncology physician records in Illinois.
All 666 in Illinois → Every provider in Geneva → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Robert Bayer, M.D.Geneva, IL 601341669527818
- Christopher George, M.D.Geneva, IL 601341235143835
- Perry Menini, D.O.Geneva, IL 601341558568410
- Rodney Nelson, M.D.Geneva, IL 601341831183342
- Avanthi Ragam, M.D.Geneva, IL 601341932355013
- Habib Shaikh, D.O,Geneva, IL 601341861658288
- Nirmala Bhoopalam, M.D.Hines, IL 601411184633174
- Abdul Choudhury, M.D.Hines, IL 601411376626358
Common questions
What is Arlene D'Souza, M.D.'s NPI number?
Arlene D'Souza, M.D.'s National Provider Identifier (NPI) is 1881828275, issued on May 13, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Arlene D'Souza, M.D. located?
The NPPES record lists a practice address at 304 Randall RD, Geneva, IL, 60134. Phone: (630) 232-0610. Providers update this record themselves, so call before visiting.
How can I verify Arlene D'Souza, M.D.'s license?
NPPES lists Illinois license number 036138969, 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 Arlene D'Souza, M.D. prescribe under Medicare Part D?
In 2024, Arlene D'Souza, M.D. had 1,141 Medicare Part D claims for 186 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Arlene D'Souza, M.D.'s MIPS final score?
The 2023 MIPS final score is 94.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.