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

Dr. Timothy C Hollister, MD

Individual provider Radiation Oncology Physician · NPI 1669528428

Dr. Timothy C Hollister, MD is a Radiation Oncology in Wilmette, Illinois. Graduated from University of Wisconsin School of Medicine in 1996, 30 years ago. Practices with Metro Chicago Surgical Oncology LLC, a 13-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
30
Trained at
University of Wisconsin School of Medicine
Licensed in
IL
In the registry since
2007
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

3201 Old Glenview Rd Ste 100
Wilmette, IL 60091-2964
Phone: (847) 512-1849
Fax: (847) 512-1850
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 036-104662 (IL)

Record details

NPI number1669528428
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 26, 2007
Last updated in NPPESSeptember 11, 2025
Certification dateSeptember 11, 2025

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Metro Chicago Surgical Oncology Llc — 13 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount