NPPES file of Aug 9, 2026

Marc W. Slutzky, MD

Neurology Physician · Chicago, IL

Marc W. Slutzky, MD is a neurology physician with a practice address in Chicago, Illinois, and NPI 1184637480, issued on Aug 15, 2006. Check the license 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1184637480
Name
Marc W. Slutzky
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
Practice location
303 E Chicago Ave, Chicago, IL 60611
Phone
(312) 695-7950
Enumerated
Aug 15, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20060915000322); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 2002
Telehealth
Offers telehealth (CMS)
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 303 E Chicago Ave

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

  1. Hannah Alphs, M.D.Urology Physician1225294911
  2. Patrick BenderEmergency Medicine Physician1780074500
  3. Brian Bolton, M.D.Anatomic Pathology & Clinical Pathology Physician1073761128
  4. Anjen Chenn, MDClinical Pathology/Laboratory Medicine Physician1790747517
  5. Erica Curry, MDAnatomic Pathology & Clinical Pathology Physician1447455258
  6. Jaime Grutzendler, MDNeurology Physician1093866782

Verify Marc W. Slutzky in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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

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81% fewer Medicare Part D claims than the average neurology physician in 2024

259 Medicare Part D claims for 35 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Marc Slutzky259
  2. Specialty average1,370

Most prescribed

  1. Gabapentin56 claims
  2. Duloxetine Hcl25 claims
  3. Nurtec Odt24 claims
  4. Lamotrigine21 claims
  5. Levetiracetam16 claims
  6. Topiramate16 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.

The MIPS final score for 2023 (Medicare payment program): 94.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Northwestern Medical Faculty FoundationChicago, IL

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

Marc W. Slutzky among 952 neurology physician records in Illinois

Marc W. Slutzky, MD 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 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 68% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2002 · median 2006 among the 573 with a school on file
  • Record last updated2007 · 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.

The 8 neurology physician records with the nearest ZIP codes

  1. Roumen Balabanov, M.D.Chicago, IL 606111508817941
  2. Bruce Cohen, MDChicago, IL 606111174553580
  3. Jennifer Goldman, MDChicago, IL 606111366428724
  4. Ramadevi Gourineni, MDChicago, IL 606111508801861
  5. Timothy Hain, MDChicago, IL 606111285620492
  6. Scott Heller, MDChicago, IL 606111962409243
  7. Sam Ho, M.D.Chicago, IL 606111851352272
  8. Suja Ann Joseph, MDChicago, IL 606111518911882

Common questions

What is Marc W. Slutzky, MD's NPI number?

Marc W. Slutzky, MD's National Provider Identifier (NPI) is 1184637480, issued on Aug 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marc W. Slutzky, MD located?

The NPPES record lists a practice address at 303 E Chicago Ave, Chicago, IL, 60611. Phone: (312) 695-7950. Providers update this record themselves, so call before visiting.

How can I verify Marc W. Slutzky, MD's license?

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 Marc W. Slutzky, MD prescribe under Medicare Part D?

In 2024, Marc W. Slutzky, MD had 259 Medicare Part D claims for 35 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Marc W. Slutzky, MD's MIPS final score?

The 2023 MIPS final score is 94.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.