NPPES file of Aug 9, 2026

Christopher Werner Grant, M.D.

Neuroradiology Physician · Chicago, IL

Christopher Werner Grant, M.D. is a neuroradiology physician with a practice address in Chicago, Illinois, and NPI 1114212040, issued on Jun 20, 2011. Check the license (Illinois 336.104533, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1114212040
Name
Christopher Werner Grant
Credential
M.D.
Primary taxonomy
Neuroradiology Physician 2085N0700X
License numbers
336.104533 IL
65519-20 WI
Self-reported in NPPES; status is on the state search
Practice location
836 W Wellington Ave, Chicago, IL 60657
Phone
(773) 975-1600
Enumerated
Jun 20, 2011
Record last updated
Feb 26, 2024
Medicare enrollment
Enrolled (PECOS I20170908001565); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 836 W Wellington Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Hasan Abad, D.O.Hospitalist Physician1356872006
  2. Misha Abbasi, MDHospitalist Physician1770111635
  3. Karim Abou El JoudHospitalist Physician1770043895
  4. Nasser Abualhassan, M.D.Student in an Organized Health Care Education/Training Program1700173127
  5. Swapnil Adhav, M.D.Surgery Physician1285942292
  6. Ahsan AdilAnesthesiology Physician1174463772

Verify Christopher Werner Grant in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 336.104533
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $181.35

1 payment: food and beverage; the largest payer was Inari Medical, Inc. The 382 providers of this specialty with any payment received $10,885.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Christopher Grant$181
  2. Specialty average$10,885

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 3 group practices

  1. Marshfield Clinic IncMarshfield, WI
  2. Medical Diagnostic Imaging LLCRockford, IL
  3. Milwaukee Radiologists LtdChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Christopher Werner Grant among 88 neuroradiology physician records in Illinois

Christopher Werner Grant, M.D. is one of 88 neuroradiology physician records with a practice address in Illinois. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 56% of them.

  • NPI issued2011 · 56% of these records are older, 42% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2011 · median 2004 among the 61 with a school on file
  • Record last updated2024 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085N0700X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neuroradiology Physician providers in Illinois

There are 88 neuroradiology physician records in Illinois.

The 8 neuroradiology physician records with the nearest ZIP codes

  1. Eugene Brown, M.D.Chicago, IL 606571346242088
  2. Prashant Chawla, M.D.Chicago, IL 606541457349979
  3. Tamara Jackson, MDChicago, IL 606541184771073
  4. Mohammed Alagha, MDChicago, IL 606371356981302
  5. Nasser Ali, MDChicago, IL 606371538655824
  6. Irfan Hussain, M.D.Chicago, IL 606371386090009
  7. German KilimnikChicago, IL 606371952763617
  8. Ross Kuprien, M.D.Chicago, IL 606371679955173

Common questions

What is Christopher Werner Grant, M.D.'s NPI number?

Christopher Werner Grant, M.D.'s National Provider Identifier (NPI) is 1114212040, issued on Jun 20, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Werner Grant, M.D. located?

The NPPES record lists a practice address at 836 W Wellington Ave, Chicago, IL, 60657. Phone: (773) 975-1600. Providers update this record themselves, so call before visiting.

How can I verify Christopher Werner Grant, M.D.'s license?

NPPES lists Illinois license number 336.104533, 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.

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.