Gregory Fenton, M.D.
Neurology Physician · Chicago, IL
Gregory Fenton, M.D. is a neurology physician with a practice address in Chicago, Illinois, and NPI 1295115079, issued on Jun 5, 2015. Check the license (Illinois 03614967, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Gregory Fenton
- Credential
- M.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License numbers
- 03614967 IL
125066583 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1653 W Congress Pkwy, Chicago, IL 60612
- Phone
- (312) 942-5000
- Enumerated
- Jun 5, 2015
- Record last updated
- Mar 24, 2022
- Medicare enrollment
- Enrolled (PECOS I20200917002718); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 2015
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 952 in Illinois → Look up another NPI →
Also registered at 1653 W Congress Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Raid Abdulla, MDPediatric Cardiology Physician1710037742
- Pooja AgarwalPsychiatry Physician1407411689
- Heidi Aguilar, CRNACertified Registered Nurse Anesthetist1043703796
- Jenny AhnEmergency Registered Nurse1124836622
- Marwah Al Tekreeti, MDAnatomic Pathology & Clinical Pathology Physician1891539268
- Laila Abdulla Al-Harthy, RNRegistered Nurse1619832722
Verify Gregory Fenton 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 03614967Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average neurology physician in 2024
598 Medicare Part D claims for 111 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Gabapentin90 claims
- Memantine Hcl71 claims
- Emgality Pen65 claims
- Aimovig Autoinjector50 claims
- Donepezil Hcl36 claims
- Levetiracetam36 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 one group practice
- Rush University Medical GroupChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Fenton among 952 neurology physician records in Illinois
Gregory Fenton, M.D. is one of 952 neurology physician records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 62% of them.
- NPI issued2015 · 62% of these records are older, 34% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2015 · median 2006 among the 573 with a school on file
- Record last updated2022 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Illinois
There are 952 neurology physician records in Illinois.
All 952 in Illinois → Every provider in Chicago → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Antoaneta Balabanov, MDChicago, IL 606121770578304
- Joshua Baron, MDChicago, IL 606121336112523
- Donna Bergen, MDChicago, IL 606121548256357
- Michael Carrithers, MDChicago, IL 606121073595427
- Cynthia Comella, MDChicago, IL 606121588640940
- Jacob Fox, MDChicago, IL 606121841242716
- Christopher Goetz, MDChicago, IL 606121124004585
- Michael Kelly, MDChicago, IL 606121558329086
Common questions
What is Gregory Fenton, M.D.'s NPI number?
Gregory Fenton, M.D.'s National Provider Identifier (NPI) is 1295115079, issued on Jun 5, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Fenton, M.D. located?
The NPPES record lists a practice address at 1653 W Congress Pkwy, Chicago, IL, 60612. Phone: (312) 942-5000. Providers update this record themselves, so call before visiting.
How can I verify Gregory Fenton, M.D.'s license?
NPPES lists Illinois license number 03614967, 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 Gregory Fenton, M.D. prescribe under Medicare Part D?
In 2024, Gregory Fenton, M.D. had 598 Medicare Part D claims for 111 beneficiaries; the average among neurology physician prescribers was 1,370. 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.