John Berry, MD
Hematology & Oncology Physician · Berwyn, IL
John Berry, MD is a hematology & oncology physician with a practice address in Berwyn, Illinois, and NPI 1194702795, issued on Dec 27, 2005. Check the license (Illinois 036092197, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- John Berry
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 036092197 IL
Self-reported in NPPES; status is on the state search - Practice location
- 6801 34TH St, Berwyn, IL 60402
- Phone
- (708) 484-8400
- Enumerated
- Dec 27, 2005
- Record last updated
- Mar 31, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (708) 484-8426
- Medicaid ID
- 036092197 IL
- Medicare enrollment
- Enrolled (PECOS I20040927000684); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 666 in Illinois → Look up another NPI →
Also registered at 6801 34TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dennis Galinsky, MDRadiation Oncology Physician1982605036
- Anantha Murthy, MDRadiation Oncology Physician1871594945
- Kurubarahalli Saroja, MDRadiation Oncology Physician1023019197
Verify John Berry 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 036092197Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,205 Medicare Part D claims for 231 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims. 68 claims were for opioids.
Most prescribed
- Anastrozole132 claims
- Letrozole93 claims
- Abiraterone Acetate76 claims
- Calquence70 claims
- Dexamethasone70 claims
- Alendronate Sodium59 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.
Industry payments in 2024: $76,005.20
72 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
John Berry among 666 hematology & oncology physician records in Illinois
John Berry, MD 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1974 · median 2003 among the 461 with a school on file
- Record last updated2021 · 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 Berwyn → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Lawrence Schilder, DOBerwyn, IL 604021962439398
- Amer Al Homssi, M.D.Chicago Ridge, IL 604151215483391
- Bassem Chaar, M.D.Chicago Ridge, IL 604151497783179
- Mahmoud Mahafzah, MD, PH.DChicago Ridge, IL 604151134148091
- Lekha Babu, MDFlossmoor, IL 604221740384023
- Kimberly Kruczek, D.OFlossmoor, IL 604221346569563
- Patrick McGinnis, MDFlossmoor, IL 604221174678684
- John Smallwood, M.D.Flossmoor, IL 604221477629491
Common questions
What is John Berry, MD's NPI number?
John Berry, MD's National Provider Identifier (NPI) is 1194702795, issued on Dec 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John Berry, MD located?
The NPPES record lists a practice address at 6801 34TH St, Berwyn, IL, 60402. Phone: (708) 484-8400. Providers update this record themselves, so call before visiting.
How can I verify John Berry, MD's license?
NPPES lists Illinois license number 036092197, 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 John Berry, MD prescribe under Medicare Part D?
In 2024, John Berry, MD had 1,205 Medicare Part D claims for 231 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.