NPPES file of Aug 9, 2026

Evelyn E. Chen, M.D.

Obstetrics & Gynecology Physician · Elmhurst, IL

Evelyn E. Chen, M.D. is an obstetrics & gynecology physician with a practice address in Elmhurst, Illinois, and NPI 1164412342, issued on Oct 27, 2005. Check the license (Illinois 036-088305, 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
1164412342
Name
Evelyn E. Chen
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
036-088305 IL
Self-reported in NPPES; status is on the state search
Practice location
360 W Butterfield RD, Elmhurst, IL 60126
Phone
(630) 832-4210
Enumerated
Oct 27, 2005
Record last updated
Oct 18, 2022
Fax
(630) 832-8110
Medicaid ID
036088305 IL
Medicare enrollment
Enrolled (PECOS I20040113000227); 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 360 W Butterfield RD

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

  1. Susan Burgess, DMDDentist1184785511
  2. Caroline Casey, M.D.Obstetrics & Gynecology Physician1265422844
  3. Jeffrey Chandler, D.D.S.Oral and Maxillofacial Surgery (Dentist)1013064864
  4. William Fitzmaurice, M.D.Obstetrics & Gynecology Physician1013907393
  5. William Hadesman, MDOrthopaedic Surgery Physician1548284003
  6. Ryon Hennessy, MDOrthopaedic Surgery Physician1093717480

Verify Evelyn E. Chen 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 036-088305
    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

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23% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

127 Medicare Part D claims for 44 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.

  1. Evelyn Chen127
  2. Specialty average165

Most prescribed

  1. Estradiol58 claims
  2. Triamcinolone Acetonide11 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

  1. Advocate Health And Hospitals CorporationBuffalo Grove, IL

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

Evelyn E. Chen among 2,062 obstetrics & gynecology physician records in Illinois

Evelyn E. Chen, M.D. is one of 2,062 obstetrics & gynecology 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 88% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated1990 · median 2006 among the 1,168 with a school on file
  • Record last updated2022 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

28 obstetrics & gynecology physician records list a practice address in Elmhurst

They are 28 of the 1,540 NPPES records with a practice address in Elmhurst, and 2,062 obstetrics & gynecology physician records in Illinois.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Michelle Albovias, M.D.Elmhurst, IL 601261093798662
  2. Teressa Alexander, M.D.Elmhurst, IL 601261851387328
  3. Caroline Casey, M.D.Elmhurst, IL 601261265422844
  4. Jennifer Dunn, MDElmhurst, IL 601261417941139
  5. William Fitzmaurice, M.D.Elmhurst, IL 601261013907393
  6. Jody Freeman, MDElmhurst, IL 601261699740977
  7. Joseph Furlin, MDElmhurst, IL 601261316988389
  8. Nirali Ghia, MDElmhurst, IL 601261366492555

Common questions

What is Evelyn E. Chen, M.D.'s NPI number?

Evelyn E. Chen, M.D.'s National Provider Identifier (NPI) is 1164412342, issued on Oct 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Evelyn E. Chen, M.D. located?

The NPPES record lists a practice address at 360 W Butterfield RD, Elmhurst, IL, 60126. Phone: (630) 832-4210. Providers update this record themselves, so call before visiting.

How can I verify Evelyn E. Chen, M.D.'s license?

NPPES lists Illinois license number 036-088305, 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 Evelyn E. Chen, M.D. prescribe under Medicare Part D?

In 2024, Evelyn E. Chen, M.D. had 127 Medicare Part D claims for 44 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.