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

Allison Wei-Sum Leung, MD

Individual provider Internal Medicine Physician · NPI 1407148224

Allison Wei-Sum Leung, MD is an Internal Medicine in Los Angeles, California. Graduated from University of Michigan Medical School in 2011, 15 years ago. Practices with The Regents of the University of California, a 1,414-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
15
Trained at
University of Michigan Medical School
Licensed in
CA
In the registry since
2011
Specialties on file
2
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

11980 San Vicente Blvd Ste 102
Los Angeles, CA 90049-5012
Phone: (310) 208-7777
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 136663 (CA)
Pediatrics Physician Taxonomy 208000000X · Licence 136663 (CA)

Record details

NPI number1407148224
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 12, 2011
Last updated in NPPESNovember 4, 2015

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 2011 (15 years in practice)
Group practice The Regents Of The University Of California — 1414 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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