Individual provider · Type 1 NPI

Catherine T. Ly

Hematology & Oncology Physician · Downey, CA

NPI number 1295362085 Active

Practice location

11480 Brookshire Ave Ste 300
Downey, CA 90241-5023

Specialties and licenses

Taxonomy	Code	License
Hematology & Oncology Physician Primary	207RH0003X	A185150 (CA)

Hematology & Oncology Physician: An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

2 other providers at this address

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About NPI 1295362085

Catherine T. Ly's National Provider Identifier is 1295362085, issued on Mar 24, 2020. The primary taxonomy on file is Hematology & Oncology Physician (207RH0003X), and the practice location is in Downey, CA. The record was last updated on Aug 12, 2026.