NPPES file of Aug 9, 2026

Ari J. Epstein, DO

Sports Medicine (Family Medicine) Physician · Aurora, IL

Ari J. Epstein, DO is a sports medicine (family medicine) physician with a practice address in Aurora, Illinois, and NPI 1952861486, issued on Mar 21, 2019. Check the license (Illinois 036161688, 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
1952861486
Name
Ari J. Epstein
Credential
DO
Primary taxonomy
Sports Medicine (Family Medicine) Physician 207QS0010X
License number
036161688 IL
Self-reported in NPPES; status is on the state search
Practice location
2111 Ogden Ave, Aurora, IL 60504
Phone
(630) 978-3800
Enumerated
Mar 21, 2019
Record last updated
Jan 22, 2026
Fax
(630) 862-3085
Medicare enrollment
Enrolled (PECOS I20220812001579); accepts Medicare assignment
Medical or professional school
Midwestern University, Chicago College Of Osteopathic Med, 2019
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 2111 Ogden Ave

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

  1. Elizabeth Al Abbadi, PAPhysician Assistant1497395172
  2. Michelle Alvarez Gerbino, APRNNurse Practitioner1992697445
  3. Alexander Anooshah, APNFamily Nurse Practitioner1053879668
  4. Sachin Bansal, M.D.Physical Medicine & Rehabilitation Physician1326214651
  5. Sarah Bennett, APN, ATCGerontology Nurse Practitioner1780038737
  6. Thomas Benoit, P.T.Physical Therapist1316371610

Verify Ari J. Epstein 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 036161688
    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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79% fewer Medicare Part D claims than the average sports medicine (family medicine) physician in 2024

177 Medicare Part D claims for 138 beneficiaries, against an average of 855 among the 2,237 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Ari Epstein177
  2. Specialty average855

Most prescribed

  1. Amoxicillin-Clavulanate Potass24 claims
  2. Albuterol Sulfate Hfa20 claims
  3. Lagevrio (Eua)16 claims
  4. Tizanidine Hcl12 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): 89.7 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 score79.3
  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 2 group practices

  1. Northwestern Medical Faculty FoundationChicago, IL
  2. Rush University Medical GroupChicago, IL

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

Ari J. Epstein among 121 sports medicine (family medicine) physician records in Illinois

Ari J. Epstein, DO is one of 121 sports medicine (family medicine) physician records with a practice address in Illinois. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 77% of them.

  • NPI issued2019 · 77% of these records are older, 17% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2019 · median 2011 among the 95 with a school on file
  • Record last updated2026 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QS0010X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sports Medicine (Family Medicine) Physician providers in Illinois

There are 121 sports medicine (family medicine) physician records in Illinois.

The 8 sports medicine (family medicine) physician records with the nearest ZIP codes

  1. Lawrence Kacmar, M.D.Aurora, IL 605041699861682
  2. Robert Paras, M.D.Aurora, IL 605041043297799
  3. Marc Hilgers, MD, PHDAurora, IL 605061548300395
  4. Spencer Kirk, M.D., M.S.Downers Grove, IL 605151265847941
  5. Shaheen Jadidi, DOWoodridge, IL 605171588124077
  6. Dore Robinson, D.O.Orland Hills, IL 604871548415367
  7. Lori Turnock, D.O.Hinsdale, IL 605211881889616
  8. Matthew Vogt, M.D.Hinsdale, IL 605211518110030

Common questions

What is Ari J. Epstein, DO's NPI number?

Ari J. Epstein, DO's National Provider Identifier (NPI) is 1952861486, issued on Mar 21, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Ari J. Epstein, DO located?

The NPPES record lists a practice address at 2111 Ogden Ave, Aurora, IL, 60504. Phone: (630) 978-3800. Providers update this record themselves, so call before visiting.

How can I verify Ari J. Epstein, DO's license?

NPPES lists Illinois license number 036161688, 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 Ari J. Epstein, DO prescribe under Medicare Part D?

In 2024, Ari J. Epstein, DO had 177 Medicare Part D claims for 138 beneficiaries; the average among sports medicine (family medicine) physician prescribers was 855. Part D covers Medicare prescriptions only.

What is Ari J. Epstein, DO's MIPS final score?

The 2023 MIPS final score is 89.7 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.