NPPES file of Aug 9, 2026

C. Woodworth Parker, D.O.

Emergency Medicine Physician · Chicago, IL

C. Woodworth Parker, D.O. is an emergency medicine physician with a practice address in Chicago, Illinois, and NPI 1831552876, issued on Mar 29, 2016. Check the license (Illinois 036.172111, 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
1831552876
Name
C. Woodworth Parker
Credential
D.O.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
036.172111 IL
Self-reported in NPPES; status is on the state search
Practice location
5645 W Addison St, Chicago, IL 60634
Phone
(773) 794-7601
Enumerated
Mar 29, 2016
Record last updated
Nov 18, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 5645 W Addison St

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

  1. Adekunle Adesuyi, CRNACertified Registered Nurse Anesthetist1073757803
  2. Stephanie AnzelcCertified Registered Nurse Anesthetist1184219164
  3. Anoja Attele, M.D.Cytopathology Physician1770713638
  4. Nada BanafaAcute Care Nurse Practitioner1194542449
  5. Kathleen Barak, APNNurse Practitioner1801322326
  6. Devon Beer, PT, DPTPhysical Therapist1003163262

Verify C. Woodworth Parker 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 036.172111
    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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88% fewer Medicare Part D claims than the average emergency medicine physician in 2024

26 Medicare Part D claims for 23 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. C. Woodworth Parker26
  2. Specialty average226

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.

C. Woodworth Parker among 3,291 emergency medicine physician records in Illinois

C. Woodworth Parker, D.O. 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 2016, is newer than 65% of them.

  • NPI issued2016 · 65% of these records are older, 32% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2024 · 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. David Bordo, MDChicago, IL 606341184624298
  2. Edward Bunney, M.D.Chicago, IL 606341447250543
  3. Nicole Colucci, D.O.Chicago, IL 606341295735017
  4. Brian Donahue, M.D.Chicago, IL 606341194726562
  5. Russell Eisenberg, M.D.Chicago, IL 606341285614347
  6. Jonathan Garlovsky, DOChicago, IL 606341801058979
  7. Androni Henry, M.D.Chicago, IL 606341821389685
  8. John Martini, M.D.Chicago, IL 606341508076522

Common questions

What is C. Woodworth Parker, D.O.'s NPI number?

C. Woodworth Parker, D.O.'s National Provider Identifier (NPI) is 1831552876, issued on Mar 29, 2016. An NPI identifies a provider in billing; it is not a license.

Where is C. Woodworth Parker, D.O. located?

The NPPES record lists a practice address at 5645 W Addison St, Chicago, IL, 60634. Phone: (773) 794-7601. Providers update this record themselves, so call before visiting.

How can I verify C. Woodworth Parker, D.O.'s license?

NPPES lists Illinois license number 036.172111, 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 C. Woodworth Parker, D.O. prescribe under Medicare Part D?

In 2024, C. Woodworth Parker, D.O. had 26 Medicare Part D claims for 23 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.