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KARLA MARIE LIONGCO ONG
NPI 1386270452
Nurse Practitioner - Family in Los Angeles, CA

Active since March 20, 2020PECOS EnrolledAccepts Medicare Assignment
127 S SAN VICENTE BLVD STE A3100, LOS ANGELES, CA 90048(310) 423-3851(310) 423-3522 Get Directions Write a Review

NPPES record last updated: August 15, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 15, 2025, May 7, 2024, Jun 3, 2021 and 1 more (4 updates tracked since 2020).

About Karla Marie Liongco Ong NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KARLA MARIE LIONGCO ONG (NPI 1386270452) is an individual family provider in Los Angeles, California, licensed in California (95015503) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Loma Linda, and is a graduate of Loma Linda University School Of Medicine (2020).

NPPES Registry Identity

NPI1386270452
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameKARLA MARIE LIONGCO ONG
Location Address127 S SAN VICENTE BLVD STE A3100Los Angeles, CA 90048-3311
Mailing Address4140 W 190th StTorrance, CA 90504-5513 · (310) 423-3851 · Fax (310) 423-3522
Phone(310) 423-3851
Fax(310) 423-3522
Sole ProprietorNo
Medical School CMSLoma Linda University School Of MedicineGraduated 2020
Enumeration DateMarch 20, 2020
Last NPPES UpdateAugust 15, 20254 updates tracked since enumeration
NPPES CertifiedAugust 15, 2025
✔ NPI 1386270452 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 95015503
Also ListedNurse PractitionerTaxonomy 363L00000X · License 95015503 (CA)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
127 S SAN VICENTE BLVD STE A3100, Los Angeles, CA 90048
Open in Google Maps ↗

Secondary Practice Location 1

Location 111262 Campus StLoma Linda, CA 92350-1727 · Phone (909) 558-1000

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Karla Marie Liongco Ong is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4880068642
PECOS Enrollment IDI20230316002445
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90048 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 12

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ASHER WEISBERG MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
127 S SAN VICENTE BLVD STE A3100
LOS ANGELES, CA 90048
Los Angeles County (310) 423-3851
MICHELLE OLIVIA DAO PA-C
Physician Assistant
127 S SAN VICENTE BLVD STE A3100
LOS ANGELES, CA 90048
Los Angeles County (310) 423-3851
TESLA HALEIGH NEUMANN
Physician Assistant
127 S SAN VICENTE BLVD STE A3100
LOS ANGELES, CA 90048
Los Angeles County (310) 423-3851
MELISSA ANNE GRIFFIN PA-C
Physician Assistant
127 S SAN VICENTE BLVD STE A3100
LOS ANGELES, CA 90048
Los Angeles County (310) 423-3851
DR. MAI BADR MD
Student in an Organized Health Care Education/Training Program
127 S SAN VICENTE BLVD STE A3100
LOS ANGELES, CA 90048
Los Angeles County (310) 967-8426
ROZ ARIANNA AGHELI
Nurse Practitioner (Family)
127 S SAN VICENTE BLVD STE A3100
LOS ANGELES, CA 90048
Los Angeles County (310) 423-2726
LAURA N. DICHIACCHIO MD, PHD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
127 S SAN VICENTE BLVD STE A3100
LOS ANGELES, CA 90048
Los Angeles County (310) 423-3851
MUTYA JOYCE B DE GUZMAN FNP
Nurse Practitioner (Family)
127 S SAN VICENTE BLVD STE A3100
LOS ANGELES, CA 90048
Los Angeles County (310) 423-3851

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Karla Marie Ong's NPI number?

The NPI number for Karla Marie Ong is 1386270452. It was assigned to this individual provider in the NPPES registry on March 20, 2020.

Where is Karla Marie Ong located?

Karla Marie Ong practices at 127 S San Vicente Blvd Ste A3100, Los Angeles, CA 90048. The listed phone number is (310) 423-3851.

What is Karla Marie Ong's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Karla Marie Ong enrolled in Medicare?

Yes. Karla Marie Ong is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Karla Marie Ong was last updated on August 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.