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Dr. John N. Defranco, MD

Urology (Urology Physician)

10400 Southwest Hwy
Chicago Ridge, IL 60415

Who else practices at this address →

Cook County includes primary care (3% of residents) and mental health (4% of residents) shortage areas. About shortage areas

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  • Medicare participating

At a glance

Years since graduation
36
In the NPI registry since
2006
Medicare patients seen, 2024
789

Licensed in Illinois since 1996, according to the Illinois Department of Financial and Professional Regulation. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 2006Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Urology Physician primary
    IL license 036094573 (first issued 1996; active)

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Urology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
789
Services billed
7,848
Patients’ average age
75
Most frequent Medicare services, 2023
ServiceTimesPatients
Bcg live intravesical instillation, 1 mg1,30011
Established patient office or other outpatient visit, 30-39 minutes620377
Ultrasound measurement of bladder capacity after voiding534369
Manual urinalysis test with examination using microscope, automated532346
Injection, ceftriaxone sodium, per 250 mg32077
Detection test by nucleic acid for organism, amplified probe technique28620
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month21229
Automated urinalysis test155132
New patient office or other outpatient visit, 45-59 minutes8080
Established patient office or other outpatient visit, 20-29 minutes7066

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 14 companies reported 26 payments worth $589 in total to this clinician.

By type
Food and Beverage$589

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Illinois →

Other Urology clinicians in Chicago Ridge

Sources

NPI registry (CMS NPPES, November 2026; record last updated October 20, 2026), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1629008164. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.