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MS. LUCILLE LEONG MD
NPI 1104936459
Internal Medicine - Medical Oncology in Duarte, CA

Active since August 30, 2006
1500 E DUARTE RD, DUARTE, CA 91010(626) 359-8111 Get Directions Write a Review

NPPES record last updated: August 26, 2015. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ms. Lucille Leong Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. LUCILLE LEONG MD (NPI 1104936459) is an individual medical oncology provider in Duarte, California, licensed in California (G43999) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1104936459
Entity TypeIndividualFemale
Primary Taxonomy207RX0202X
Provider Legal NameMS. LUCILLE LEONGCredential: MD
Location Address1500 E DUARTE RDDuarte, CA 91010
Mailing Address1333 S Mayflower Ave Floor 2Monrovia, CA 91016-4066 · (626) 775-3514 · Fax (626) 408-3911
Phone(626) 359-8111
Sole ProprietorNo
Enumeration DateAugust 30, 2006
Last NPPES UpdateAugust 26, 2015
✔ NPI 1104936459 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in CA · G43999
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
Also ListedInternal MedicineTaxonomy 207R00000X · License G43999 (CA)
Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X · License G43999 (CA)
1500 E DUARTE RD, Duarte, CA 91010
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Other Identifiers 3

Medicare ID-Type UnspecifiedWG43999ACA
Medicare UPINA49517
Medicaid00G439990CA

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. YUN YEN MD
Internal Medicine (Medical Oncology)
1500 E DUARTE RD
DUARTE, CA 91010
Los Angeles County (626) 359-8111
MR. YOUNG KIM MD
Pathology (Hematology)
1500 E DUARTE RD
DUARTE, CA 91010
Los Angeles County (626) 359-8111
MS. ANNA B PAWLOWSKA MD
Pediatrics (Pediatric Hematology-Oncology)
1500 E DUARTE RD
DUARTE, CA 91010
Los Angeles County (626) 359-8111
MS. ANDREA THORNTON PHD
Psychologist
1500 E DUARTE RD
DUARTE, CA 91010
Los Angeles County (626) 359-8111
DR. FINLY ZACHARIAH M.D.
Family Medicine (Hospice and Palliative Medicine)
1500 E DUARTE RD, DEPARTMENT OF SUPPORTIVE CARE
DUARTE, CA 91010
Los Angeles County (626) 256-4673
KIRSTEN PINA TALLMON PA-C
Physician Assistant
1500 E DUARTE RD
DUARTE, CA 91010
Los Angeles County (626) 741-7100
MS. SUNITA PATEL PHD
Psychologist (Clinical)
1500 E DUARTE RD
DUARTE, CA 91010
Los Angeles County (626) 359-8111
MS. CYNTHIA PARENTI MD
Anesthesiology
1500 E DUARTE RD
DUARTE, CA 91010
Los Angeles County (626) 359-8111

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lucille Leong's NPI number?

The NPI number for Lucille Leong is 1104936459. It was assigned to this individual provider in the NPPES registry on August 30, 2006.

Where is Lucille Leong located?

Lucille Leong practices at 1500 E Duarte Rd, Duarte, CA 91010. The listed phone number is (626) 359-8111.

What is Lucille Leong's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

When was this NPI record last updated?

The NPPES record for Lucille Leong was last updated on August 26, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.