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

Catherine K Park Leonard, MD

Individual provider Radiation Oncology Physician · NPI 1710149968

Catherine K Park Leonard, MD is a Radiation Oncology in Barrington, Illinois. Qualified in 2006, 20 years ago. Practices with Radiation Oncology Consultants, Ltd, a 19-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
20
Licensed in
IL
In the registry since
2008
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

27750 W Highway 22 Ste G50
Barrington, IL 60010-2379
Phone: (847) 842-0300
Fax: (847) 842-0370
Show map & directions

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

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 036131497 (IL)

Record details

NPI number1710149968
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2008
Last updated in NPPESDecember 27, 2021
Certification dateDecember 27, 2021

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Radiation Oncology Consultants, Ltd — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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