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

Karla Marie Liongco Ong

Individual provider Nurse Practitioner · NPI 1386270452

Karla Marie Liongco Ong is a Nurse Practitioner in Los Angeles, California. Graduated from Loma Linda University School of Medicine in 2020, 6 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Trained at
Loma Linda University School of Medicine
Licensed in
CA
In the registry since
2020
Specialties on file
3
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Practice location Address checks out

127 S San Vicente Blvd Ste A3100
Los Angeles, CA 90048-3311
Phone: (310) 423-3851
Fax: (310) 423-3522
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 11262 Campus St, Loma Linda, CA 92350-1727 — (909) 558-1000

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 95015503 (CA)
Nurse Practitioner Taxonomy 363L00000X · Licence 95015503 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1386270452
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 20, 2020
Last updated in NPPESAugust 15, 2025
Certification dateAugust 15, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2020 (6 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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