Michael J. Karasis, M.D.
Urology Physician · Woodstock, IL
Michael J. Karasis, M.D. is a urology physician with a practice address in Woodstock, Illinois, and NPI 1003990953, issued on Oct 25, 2006. Check the license (Illinois 36051379, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Michael J. Karasis
- Credential
- M.D.
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 36051379 IL
Self-reported in NPPES; status is on the state search - Practice location
- 526 W South St, Woodstock, IL 60098
- Phone
- (815) 338-3200
- Enumerated
- Oct 25, 2006
- Record last updated
- Nov 17, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20060112000175); accepts Medicare assignment
- Medical or professional school
- Loyola University Of Chicago, Stritch School Of Medicine, 1979
- Entity
- Type 1 · individual
8 nearest urology physician records → All 629 in Illinois → Look up another NPI →
Verify Michael J. Karasis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 36051379Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average urology physician in 2024
183 Medicare Part D claims for 80 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D.
Most prescribed
- Finasteride79 claims
- Tamsulosin Hcl42 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
- Hillsboro Area Hospital, Inc.Hillsboro, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael J. Karasis among 629 urology physician records in Illinois
Michael J. Karasis, M.D. is one of 629 urology physician records with a practice address in Illinois. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 54% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated1979 · median 2002 among the 341 with a school on file
- Record last updated2020 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in Illinois
There are 629 urology physician records in Illinois.
All 629 in Illinois → Every provider in Woodstock → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Merrit Debartolo, MDWoodstock, IL 600981427379189
- Robert Lai, M.D.Algonquin, IL 601021730193459
- Henry WrightAlgonquin, IL 601021518385335
- Michael Blum, M.D.Winnetka, IL 600931427159201
- Ramiro Prudencio, M.D.Winnetka, IL 600931386053759
- Allen Chernoff, MDWilmette, IL 600911356456859
- Neil Friedman, M.D.Wilmette, IL 600911164487088
- James Holland, M.D.Wilmette, IL 600911780935205
Common questions
What is Michael J. Karasis, M.D.'s NPI number?
Michael J. Karasis, M.D.'s National Provider Identifier (NPI) is 1003990953, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael J. Karasis, M.D. located?
The NPPES record lists a practice address at 526 W South St, Woodstock, IL, 60098. Phone: (815) 338-3200. Providers update this record themselves, so call before visiting.
How can I verify Michael J. Karasis, M.D.'s license?
NPPES lists Illinois license number 36051379, 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 J. Karasis, M.D. prescribe under Medicare Part D?
In 2024, Michael J. Karasis, M.D. had 183 Medicare Part D claims for 80 beneficiaries; the average among urology physician prescribers was 1,340. 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.