NPPES file of Aug 9, 2026

William Catalona, MD

Urology Physician · Chicago, IL

William Catalona, MD is a urology physician with a practice address in Chicago, Illinois, and NPI 1497716724, issued on Mar 28, 2006. Check the license 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
1497716724
Name
William Catalona
Credential
MD
Primary taxonomy
Urology Physician 208800000X
Practice location
680 N Lake Shore Dr, Chicago, IL 60611
Phone
(312) 695-9797
Enumerated
Mar 28, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100609000075); accepts Medicare assignment
Medical or professional school
Yale University School Of Medicine, 1968
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 680 N Lake Shore Dr

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

  1. Michael Abecassis, MDTransplant Surgery Physician1134117377
  2. Yolanda Adler, MDDiagnostic Radiology Physician1518957760
  3. Brian Adley, MDAnatomic Pathology & Clinical Pathology Physician1932151966
  4. Mohamed Afifi, MDCritical Care Medicine (Anesthesiology) Physician1922098524
  5. Erin Agins, M.D.Obstetrics & Gynecology Physician1407118383
  6. Abby Agulnek, DOHospitalist Physician1689662942

Verify William Catalona in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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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64% fewer Medicare Part D claims than the average urology physician in 2024

478 Medicare Part D claims for 173 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D.

  1. William Catalona478
  2. Specialty average1,340

Most prescribed

  1. Tamsulosin Hcl196 claims
  2. Bicalutamide34 claims
  3. Ciprofloxacin Hcl33 claims
  4. Finasteride33 claims
  5. Myrbetriq23 claims
  6. Silodosin19 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): 94.1 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 score82.6
  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 one group practice

  1. Northwestern Medical Faculty FoundationChicago, IL

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

William Catalona among 629 urology physician records in Illinois

William Catalona, MD 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
  • Graduated1968 · median 2002 among the 341 with a school on file
  • Record last updated2007 · 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.

The 8 urology physician records with the nearest ZIP codes

  1. Nelson Bennett, MDChicago, IL 606111366529240
  2. Robert Brannigan, MDChicago, IL 606111073573143
  3. Michael Carter, M.D.Chicago, IL 606111609807510
  4. Daniel Dalton, M.D.Chicago, IL 606111669403432
  5. John Garnett, M.D.Chicago, IL 606111134150048
  6. James Giblin, M.D.Chicago, IL 606111457360695
  7. James Kozlowski, MDChicago, IL 606111932117504
  8. Amy Krambeck, M.D.Chicago, IL 606111265419006

Common questions

What is William Catalona, MD's NPI number?

William Catalona, MD's National Provider Identifier (NPI) is 1497716724, issued on Mar 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William Catalona, MD located?

The NPPES record lists a practice address at 680 N Lake Shore Dr, Chicago, IL, 60611. Phone: (312) 695-9797. Providers update this record themselves, so call before visiting.

How can I verify William Catalona, MD'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 William Catalona, MD prescribe under Medicare Part D?

In 2024, William Catalona, MD had 478 Medicare Part D claims for 173 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.

What is William Catalona, MD's MIPS final score?

The 2023 MIPS final score is 94.1 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.