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Dr. Cari A. Tarnowski, D.O.

Adolescent Medicine (Pediatric Adolescent Medicine Physician)

1030 N Clark St, Suite 400
Chicago, IL 60610

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

Call (312) 943-6964

At a glance

In the NPI registry since
2005

Licensed in Illinois since 2005, 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

  • 2005Registered 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

  • Pediatric Adolescent Medicine Physician primary
    IL license 036113566 (first issued 2005; active)

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

Map: Adolescent Medicine per capita by county →

Payments from drug and device companies

In 2025, 3 companies reported 4 payments worth $100 in total to this clinician.

By company
Merck Sharp & Dohme LLC$39.27
Sanofi Pasteur Inc.$38.64
Pfizer Inc.$22.44
By type
Food and Beverage$100

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 Adolescent Medicine clinicians in Chicago

Sources

NPI registry (CMS NPPES, November 2026; record last updated November 25, 2009), 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 1528069895. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.