Harry Karydes, DO
Emergency Medicine Physician · Chicago, IL
Harry Karydes, DO is an emergency medicine physician with a practice address in Chicago, Illinois, and NPI 1659582146, issued on May 25, 2007. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Harry Karydes
- Credential
- DO
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 65659 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1900 W Polk St FL 10, Chicago, IL 60612
- Phone
- (312) 864-0600
- Enumerated
- May 25, 2007
- Record last updated
- Jul 27, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20100814000121); accepts Medicare assignment
- Medical or professional school
- Nova Southeastern College Of Osteo Medicine, 2005
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 1900 W Polk St FL 10
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kenneth Will, M.D.Emergency Medicine Physician1134357767
- Richard Wolfinger, PA-CPhysician Assistant1922122183
Verify Harry Karydes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average emergency medicine physician in 2024
86 Medicare Part D claims for 69 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin12 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
- Northwestern Medical Faculty FoundationSandwich, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Harry Karydes among 3,291 emergency medicine physician records in Illinois
Harry Karydes, DO 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 2007, is newer than 32% of them.
- NPI issued2007 · 32% of these records are older, 61% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2005 · median 2012 among the 1,867 with a school on file
- Record last updated2017 · 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.
All 3,291 in Illinois → Every provider in Chicago → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
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- Jennifer Fleming, M.D.Chicago, IL 606121912973975
- Jeffrey Grassle, M.D.Chicago, IL 606121205802147
- Marilyn Hallock, M.D.Chicago, IL 606121336110691
- Mumtaz Husain, M.D.Chicago, IL 606121891761953
- Paula Oldeg, M.D.Chicago, IL 606121568438687
Common questions
What is Harry Karydes, DO's NPI number?
Harry Karydes, DO's National Provider Identifier (NPI) is 1659582146, issued on May 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Harry Karydes, DO located?
The NPPES record lists a practice address at 1900 W Polk St FL 10, Chicago, IL, 60612. Phone: (312) 864-0600. Providers update this record themselves, so call before visiting.
How can I verify Harry Karydes, DO'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 Harry Karydes, DO prescribe under Medicare Part D?
In 2024, Harry Karydes, DO had 86 Medicare Part D claims for 69 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.