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

Dr. Robert Leroy Leibowitz, MD

Individual provider Hematology & Oncology Physician · NPI 1841253192

Dr. Robert Leroy Leibowitz, MD is a Hematology & Oncology Physician in Los Angeles, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
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

2080 Century Park E Ste 1005
Los Angeles, CA 90067
Phone: (310) 229-3555
Fax: (310) 229-3554
Show map & directions

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence G2R905 (CA)

Record details

NPI number1841253192
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 8, 2006
Last updated in NPPESMay 14, 2015

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