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

Louisa Liu, MD

Individual provider Medical Oncology Physician · NPI 1154941201

Louisa Liu, MD is a Medical Oncology in Duarte, California. Qualified in 2020, 6 years ago. Licensed in California.

Years since qualifying
6
Licensed in
CA
In the registry since
2020
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

1500 Duarte Rd
Duarte, CA 91010-3012
Phone: (800) 826-4673
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence A186501 (CA)

Record details

NPI number1154941201
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 18, 2020
Last updated in NPPESAugust 5, 2026
Certification dateAugust 5, 2026
Mailing addressPo Box 512185, Los Angeles, CA 90051-0185

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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