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

Leslie Ballas, MD

Individual provider Radiation Oncology Physician · NPI 1235388901

Leslie Ballas, MD is a Radiation Oncology in Los Angeles, California. Graduated from University of Michigan Medical School in 2003, 23 years ago. Practices with Cedars-Sinai Medical Center, a 795-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
23
Trained at
University of Michigan Medical School
Licensed in
CA
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

1441 Eastlake Ave Nor G-350
Los Angeles, CA 90089-0112
Phone: (323) 865-3050
Fax: (323) 865-3000
Show map & directions

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

Additional practice locations (1)

  • 8700 Beverly Blvd # Ac1010, West Hollywood, CA 90048-1804 — (310) 423-4208

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence A111990 (CA)

Record details

NPI number1235388901
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 17, 2008
Last updated in NPPESJuly 14, 2022
Certification dateJuly 14, 2022

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 2003 (23 years in practice)
Group practice Cedars-Sinai Medical Center — 795 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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