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

Dr. Sally Sealu Leong, MD

Individual provider Internal Medicine Physician · NPI 1801478532

Dr. Sally Sealu Leong, MD is an Internal Medicine in Sylmar, California. Graduated from University of Nevada School of Medicine in 2021, 5 years ago. Practices with County of Los Angeles, a 390-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
5
Trained at
University of Nevada School of Medicine
Licensed in
CA
In the registry since
2021
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

14445 Olive View Dr
Sylmar, CA 91342-1438
Phone: (747) 210-3540
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A192805 (CA)

Record details

NPI number1801478532
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 22, 2021
Last updated in NPPESNovember 12, 2025
Certification dateNovember 12, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF NEVADA SCHOOL OF MEDICINE
Graduated 2021 (5 years in practice)
Group practice County Of Los Angeles — 390 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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