Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Conor Patrick O'Halloran

Individual provider Pediatric Cardiology Physician · NPI 1265894141

Conor Patrick O'Halloran is a Cardiovascular Disease (Cardiology) in Chicago, Illinois. Graduated from University of Wisconsin School of Medicine in 2016, 10 years ago. Works from 4 locations. Licensed in Illinois.

Years since qualifying
10
Trained at
University of Wisconsin School of Medicine
Licensed in
IL
In the registry since
2016
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Practice location Address checks out

225 E Chicago Ave
Chicago, IL 60611-2991
Phone: (800) 543-7362
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 251 E Huron St, Chicago, IL 60611-2908 — (312) 227-4100
  • 1620 W Harrison St, Chicago, IL 60612-3801 — (312) 227-4000
  • 2515 N Clark St, Chicago, IL 60614-2730 — (312) 227-4100

Specialties & licences

Pediatric Cardiology Physician (primary) Taxonomy 2080P0202X · Licence 036148582 (IL)

Record details

NPI number1265894141
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 22, 2016
Last updated in NPPESAugust 5, 2026
Certification dateAugust 5, 2026
Mailing address225 E Chicago Ave, Chicago, IL 60611-2991

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 2016 (10 years in practice)
Accepts Medicare assignment Not indicated

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