Ben J. Small, MD
Rheumatology Physician · Chicago, IL
Ben J. Small, MD is a rheumatology physician with a practice address in Chicago, Illinois, and NPI 1043656499, issued on May 13, 2013. Check the license (Illinois 036140451, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Ben J. Small
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 036140451 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1725 W Harrison St Ste 365, Chicago, IL 60612
- Phone
- (312) 226-8228
- Enumerated
- May 13, 2013
- Record last updated
- Feb 10, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190306002244); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 2013
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 340 in Illinois → Look up another NPI →
Also registered at 1725 W Harrison St Ste 365
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robert Katz, M.D.Rheumatology Physician1790875797
- Alexandra Small, M.D.Rheumatology Physician1356722292
Verify Ben J. Small 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 036140451Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
32% fewer Medicare Part D claims than the average rheumatology physician in 2024
1,342 Medicare Part D claims for 122 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 108 claims were for opioids.
Most prescribed
- Prednisone106 claims
- Methotrexate98 claims
- Tramadol Hcl76 claims
- Hydroxychloroquine Sulfate71 claims
- Meloxicam57 claims
- Tizanidine Hcl51 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: $68.99
1 payment: education; the largest payer was Janssen Biotech, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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.
Bills Medicare through one group practice
- Rheumatology Associates S.C.Chicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ben J. Small among 340 rheumatology physician records in Illinois
Ben J. Small, MD is one of 340 rheumatology physician records with a practice address in Illinois. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 74% of them.
- NPI issued2013 · 74% of these records are older, 21% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2013 · median 2003 among the 244 with a school on file
- Record last updated2020 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Illinois
There are 340 rheumatology physician records in Illinois.
All 340 in Illinois → Every provider in Chicago → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Shiva AramiChicago, IL 606121629173968
- Sanford Baim, M.D.Chicago, IL 606121841227311
- Joel Block, M.D.Chicago, IL 606121285659771
- John Case, M.D.Chicago, IL 606121104840123
- Huan ChangChicago, IL 606121336244870
- Sarah Everakes, M.D.Chicago, IL 606121487687299
- Paul Glickman, M.D.Chicago, IL 606121801829510
- Meenakshi Jolly, M.D.Chicago, IL 606121316970015
Common questions
What is Ben J. Small, MD's NPI number?
Ben J. Small, MD's National Provider Identifier (NPI) is 1043656499, issued on May 13, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Ben J. Small, MD located?
The NPPES record lists a practice address at 1725 W Harrison St Ste 365, Chicago, IL, 60612. Phone: (312) 226-8228. Providers update this record themselves, so call before visiting.
How can I verify Ben J. Small, MD's license?
NPPES lists Illinois license number 036140451, 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 Ben J. Small, MD prescribe under Medicare Part D?
In 2024, Ben J. Small, MD had 1,342 Medicare Part D claims for 122 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.