Kenneth Ray Will, M.D.
Emergency Medicine Physician · Chicago, IL
Kenneth Ray Will, M.D. is an emergency medicine physician with a practice address in Chicago, Illinois, and NPI 1134357767, issued on Jun 22, 2009. Check the license (Illinois 036.129306, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Kenneth Ray Will
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 036.129306 IL
125056748 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1900 W Polk St FL 10, Chicago, IL 60612
- Phone
- (312) 864-0062
- Enumerated
- Jun 22, 2009
- Record last updated
- May 6, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20220529000017); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 1900 W Polk St FL 10
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Harry Karydes, DOEmergency Medicine Physician1659582146
- Richard Wolfinger, PA-CPhysician Assistant1922122183
Verify Kenneth Ray Will 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 036.129306Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% fewer Medicare Part D claims than the average emergency medicine physician in 2024
106 Medicare Part D claims for 82 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
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 one group practice
- Usacs Community Emergency Services OF Colorado Inc.Arvada, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kenneth Ray Will among 3,291 emergency medicine physician records in Illinois
Kenneth Ray Will, M.D. 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 2009, is newer than 44% of them.
- NPI issued2009 · 44% of these records are older, 53% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2009 · median 2012 among the 1,867 with a school on file
- Record last updated2013 · 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).
1,310 emergency medicine physician records list a practice address in Chicago
They are 1,310 of the 63,379 NPPES records with a practice address in Chicago, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Chicago → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Joseph Brawka, M.D.Chicago, IL 606121174599112
- Christopher Caudill, MDChicago, IL 606121013993104
- Galeta Clayton, M.D.Chicago, IL 606121588630743
- Jennifer Fleming, M.D.Chicago, IL 606121912973975
- Jeffrey Grassle, M.D.Chicago, IL 606121205802147
- Marilyn Hallock, M.D.Chicago, IL 606121336110691
- Mumtaz Husain, M.D.Chicago, IL 606121891761953
- Paula Oldeg, M.D.Chicago, IL 606121568438687
Common questions
What is Kenneth Ray Will, M.D.'s NPI number?
Kenneth Ray Will, M.D.'s National Provider Identifier (NPI) is 1134357767, issued on Jun 22, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth Ray Will, M.D. located?
The NPPES record lists a practice address at 1900 W Polk St FL 10, Chicago, IL, 60612. Phone: (312) 864-0062. Providers update this record themselves, so call before visiting.
How can I verify Kenneth Ray Will, M.D.'s license?
NPPES lists Illinois license number 036.129306, 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 Kenneth Ray Will, M.D. prescribe under Medicare Part D?
In 2024, Kenneth Ray Will, M.D. had 106 Medicare Part D claims for 82 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.