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

Dr. Thomas Fitzgerald O'Connell, MD

Individual provider Cardiovascular Disease Physician · NPI 1639564347

Dr. Thomas Fitzgerald O'Connell, MD is a Cardiovascular Disease (Cardiology) in Elk Grove Village, Illinois. Graduated from Loyola University of Chicago, Stritch School of Medicine in 2015, 11 years ago. Practices with Alexian Brothers Specialty Group, a 45-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
11
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
IL
In the registry since
2015
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

800 Biesterfield Rd Ste G01/101
Elk Grove Village, IL 60007-3361
Phone: (847) 981-3680
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 036158079 (IL)

Record details

NPI number1639564347
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 30, 2015
Last updated in NPPESJanuary 26, 2023
Certification dateJanuary 26, 2023

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Alexian Brothers Specialty Group — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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