Niko Keys, MD
Emergency Medicine Physician · Winfield, IL
Niko Keys, MD is an emergency medicine physician with a practice address in Winfield, Illinois, and NPI 1881783793, issued on Oct 11, 2006. Check the license (Illinois 036-087588, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Niko Keys
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 036-087588 IL
Self-reported in NPPES; status is on the state search - Practice location
- 25 N. Winfield Road, Winfield, IL 60190
- Phone
- (630) 933-2640
- Enumerated
- Oct 11, 2006
- Record last updated
- Dec 28, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070102000027); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1991
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 25 N. Winfield Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Fred Bollhoffer, MDEmergency Medicine Physician1992802383
- Joseph Boyle, DOEmergency Medicine Physician1356427785
- Yolanda Holler-Managan, MDNeurology with Special Qualifications in Child Neurology Physician1295769297
- Jeffrey Huml, MDCritical Care Medicine (Internal Medicine) Physician1407807035
Verify Niko Keys 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 036-087588Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% more Medicare Part D claims than the average emergency medicine physician in 2024
328 Medicare Part D claims for 209 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 56 claims were for opioids.
Most prescribed
- Prednisone46 claims
- Hydrocodone-Acetaminophen43 claims
- Cephalexin34 claims
- Amoxicillin-Clavulanate Potass19 claims
- Ondansetron Odt18 claims
- Naproxen17 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 2 group practices
- Central Dupage Emergency Physicians PCWinfield, IL
- Epss LLC - East SeriesClinton, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Niko Keys among 3,291 emergency medicine physician records in Illinois
Niko Keys, MD is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 68% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1991 · median 2012 among the 1,867 with a school on file
- Record last updated2018 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
13 emergency medicine physician records list a practice address in Winfield
They are 13 of the 778 NPPES records with a practice address in Winfield, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Winfield → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Kevin Aister, DOWinfield, IL 601901023114485
- Fred Bollhoffer, MDWinfield, IL 601901992802383
- Joseph Boyle, DOWinfield, IL 601901356427785
- Matthew Collander, MDWinfield, IL 601901164719951
- Thomas Eiseman, M.D.Winfield, IL 601901073514360
- Brian Fort, M.D.Winfield, IL 601901841587599
- Stephen Graham, MDWinfield, IL 601901386733293
- Soumya Jayasankar, M.D.Winfield, IL 601901730491622
Common questions
What is Niko Keys, MD's NPI number?
Niko Keys, MD's National Provider Identifier (NPI) is 1881783793, issued on Oct 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Niko Keys, MD located?
The NPPES record lists a practice address at 25 N. Winfield Road, Winfield, IL, 60190. Phone: (630) 933-2640. Providers update this record themselves, so call before visiting.
How can I verify Niko Keys, MD's license?
NPPES lists Illinois license number 036-087588, 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 Niko Keys, MD prescribe under Medicare Part D?
In 2024, Niko Keys, MD had 328 Medicare Part D claims for 209 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.