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

Timothy Edward O'Connor, MD

Individual provider Internal Medicine Physician · NPI 1639708290

Timothy Edward O'Connor, MD is an Internal Medicine Physician in Maywood, Illinois. Licensed in Illinois. Registered with an NPI since 2020.

Licensed in
IL
In the registry since
2020
Specialties on file
2
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

2160 S 1st Ave
Maywood, IL 60153-3328
Phone: (888) 584-7888
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 036.165334 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125.076037 (IL)

Record details

NPI number1639708290
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 6, 2020
Last updated in NPPESNovember 2, 2023
Certification dateNovember 2, 2023

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