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

Joanna Christine Lim, MD

Individual provider Surgery Physician · NPI 1851612675

Joanna Christine Lim, MD is a General Surgery in Ontario, California. Graduated from Eastern Virginia Medical School in 2010, 16 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
16
Trained at
Eastern Virginia Medical School
Licensed in
CA
In the registry since
2010
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

2295 S Vineyard Ave Bldg D
Ontario, CA 91761-7925
Phone: (909) 724-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence A119225 (CA)

Record details

NPI number1851612675
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2010
Last updated in NPPESDecember 3, 2021
Certification dateOctober 15, 2020

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolEASTERN VIRGINIA MEDICAL SCHOOL
Graduated 2010 (16 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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