NPPES file of Aug 9, 2026

Michael Slater, M.D.

Emergency Medicine Physician · Chicago, IL

Michael Slater, M.D. is an emergency medicine physician with a practice address in Chicago, Illinois, and NPI 1942200191, issued on Jul 29, 2005. Check the license (Illinois 036096187, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942200191
Name
Michael Slater
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
036096187 IL
01083296A IN
Self-reported in NPPES; status is on the state search
Practice location
1501 S California Ave, Chicago, IL 60608
Phone
(773) 257-6843
Enumerated
Jul 29, 2005
Record last updated
May 27, 2022
Medicaid ID
036-096187-1 IL
Medicare enrollment
Enrolled (PECOS I20100722000700); accepts Medicare assignment
Medical or professional school
Harvard Medical School, 1995
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 1501 S California Ave

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

  1. Traci Aaron, PA-CMedical Physician Assistant1174510200
  2. Adriana Acurio, M.D.Clinical Pathology/Laboratory Medicine Physician1346568748
  3. Ali Ader, APNP, CRNACertified Registered Nurse Anesthetist1225308281
  4. Yoglackshan Ahluwalia, M.D.Psychiatry Physician1033101688
  5. Ayesha Ahmed, M.D.Anesthesiology Physician1104825108
  6. Mohammad Ahmed, M.D.Nephrology Physician1831190784

Verify Michael Slater 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 036096187
    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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43% fewer Medicare Part D claims than the average emergency medicine physician in 2024

128 Medicare Part D claims for 83 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Michael Slater128
  2. Specialty average226

Most prescribed

  1. Prednisone11 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 practice group's MIPS final score for 2023 (Medicare payment program): 89.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score70.5
  2. Costout of 100 · 30%100.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $46.86

3 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Slater$46.86
  2. Specialty average$953.79

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

Bills Medicare through one group practice

  1. Cepamerica Illinois LLPEvanston, IL

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

Michael Slater among 3,291 emergency medicine physician records in Illinois

Michael Slater, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 94% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated1995 · median 2012 among the 1,867 with a school on file
  • Record last updated2022 · 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.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Harlan Bogie, M.D.Chicago, IL 606081174523658
  2. Stephen Boren, M.D.Chicago, IL 606081184624546
  3. Tobin Efferen, M.D.Chicago, IL 606081780778472
  4. Stephanie Eugene, M.D.Chicago, IL 606081265691646
  5. Jorge Ferrer, M.D.Chicago, IL 606081225038680
  6. Earl Fredrick, M.D.Chicago, IL 606081467452839
  7. Erik Kulstad, M.D.Chicago, IL 606081518967751
  8. Harvey Louzon, M.D.Chicago, IL 606081386669703

Common questions

What is Michael Slater, M.D.'s NPI number?

Michael Slater, M.D.'s National Provider Identifier (NPI) is 1942200191, issued on Jul 29, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Michael Slater, M.D. located?

The NPPES record lists a practice address at 1501 S California Ave, Chicago, IL, 60608. Phone: (773) 257-6843. Providers update this record themselves, so call before visiting.

How can I verify Michael Slater, M.D.'s license?

NPPES lists Illinois license number 036096187, 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 Michael Slater, M.D. prescribe under Medicare Part D?

In 2024, Michael Slater, M.D. had 128 Medicare Part D claims for 83 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Michael Slater, M.D.'s MIPS final score?

The 2023 MIPS final score is 89.6 of 100, reported for the practice group. 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.