Browse Health
Oncology Specialist (cancer), Radiologist, Radiation Oncology
23 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Timothy O'Leary:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Timothy O'Leary is Good. Dr. O'Leary has been reviewed by 9 patients who have provided 1 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.9
Promptness 4.2
Courteous Staff 3.7
Accurate Diagnosis 3.7
Bedside Manner 3.6
Spends Time with Me 3.5
Follows Up After Visit 3.5

Specialties & Research

Dr. Timothy O'Leary, MD is board certified in Radiation Oncology.

  • He has special expertise in 2 areas:
  • Cancer
  • Radiation Oncology

Education & Awards

Dr. O'Leary graduated from Loyola University Chicago, Maywood.


Dr. O'Leary has 17 hospital affiliations:

  • St Anthonys Medical Center 
  • Saint Louis University Hospital 

> > > > Dr. Timothy O'Leary, MD

Similar doctors nearby

Dr. Bruce Roth

Medical Oncology
32 years experience
Saint Louis, MO

Dr. William Moriconi

Internal Medicine
33 years experience
Saint Louis, MO

Dr. Roy Morris

Internal Medicine
40 years experience
Saint Louis, MO

Dr. Minxiang Gu

Internal Medicine
28 years experience
Saint Louis, MO

Dr. William Dunn

Radiation Oncology
13 years experience
Saint Louis, MO

Dr. Eric Sutphen

Radiation Oncology
25 years experience
Saint Louis, MO
Search All Similar Doctors
Additional Information
Dr. Timothy R O'Leary MD is a male Radiation Oncologist, has 23 years of experience and practices in Radiation Oncology.
Where does Dr. Timothy R. O'Leary practice?
Dr. Timothy O'Leary has 5 office locations.
Dr. Timothy O'Leary practices Radiation Oncology near Festus, MO.
Additional practice locations include: Saint Louis, MO.
See Festus Oncologists.