Dr. Leonard M Toonkel MD Radiation Oncologist

Dr. Leonard Toonkel is a radiation oncologist in Miami Beach, Florida and is affiliated with Mount Sinai Medical Center. He received his medical degree from University of Miami Miller School of Medicine and has been in practice for 39 years. He is one of 7 doctors at Mount Sinai Medical Center who specialize in Radiation Oncology.

Are you Dr. Toonkel? Claim/Edit Profile

Office Location

See Contact Information

Specialty & Clinical Interests

Radiation Oncologist: General Radiation Oncology

Hospital Affiliation

Mount Sinai Medical Center

Education & Medical Training

Jackson Memorial Hospital/Jackson Health System
Residency, Internal Medicine, 1975

Jackson Memorial Hospital/Jackson Health System
Residency, Radiology, 1975–1976

University of Texas at Houston
Residency, Therapeutic Radiology, 1976–1977

University of Miami Miller School of Medicine
Class of 1979

Certifications & Licensure

American Board of Radiology
Certified in Therapeutic Radiology

TX State Medical License
Active through 2014

FL State Medical License
Active through 2015

NY State Medical License
Active through 2013

Awards, Honors & Recognition

Super Doctor, SuperDoctors.com

Publications & Presentations

Phase I-II RTOG study (99-06) of patients with muscle-invasive bladder cancer undergoing transurethral surgery, paclitaxel, cisplatin, and twice-daily radiotherapy followed by selective bladder preservation or radical cystectomy and adjuvant chemotherapy.
Kaufman, D.S., Winter, K.A., Shipley, W.U., Heney, N.M., Wallace, H.J., Toonkel, L.M., Zietman, A.L., Tanguay, S., Sandler, H.M.

RTOG 97-06: initial report of a phase I-II trial of selective bladder conservation using TURBT, twice-daily accelerated irradiation sensitized with cisplatin, and adjuvant MCV combination chemotherapy.
Hagan, M.P., Winter, K.A., Kaufman, D.S., Wajsman, Z., Zietman, A.L., Heney, N.M., Toonkel, L.M., Jones, C.U., Roberts, J.D., Shipley, W.U.

Plutonium concentrations in air near Rocky Flats.
Volchok, H. L., Schonberg, M., Toonkel, L.

See all 14 publications

Report a Correction — If you are aware of information on this page that is out of date or incorrect, please let us know.

Patient Advice & Support


See More
Our Doctor Finder includes most U.S. physicians. Doctors are not ranked, learn more.

Nearby Radiation Oncologists

See all Radiation Oncologists near Miami Beach, FL See all Radiation Oncologists in Florida

Your Message Has Been Submitted

As part of our research on the correction you submitted, you may be contacted at the email address provided.

Sorry, Your Message Could Not Be Submitted

Please try again later, or E-mail your message to doctors@usnews.com and include the Web address (URL) of the page that contains incorrect information.