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HILARY ONG
NPI 1053768093
Pediatrics in Los Angeles, CA

Active since May 19, 2016PECOS Enrolled
74.46/100
CMS Quality Rating
4650 W SUNSET BLVD, MAILSTOP #68, LOS ANGELES, CA 90027(323) 361-2122 Get Directions Write a Review

NPPES record last updated: May 19, 2016. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Hilary Ong NPPES

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

HILARY ONG (NPI 1053768093) is an individual pediatrics provider in Los Angeles, California, licensed in California (A140369) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1053768093
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameHILARY ONG
Location Address4650 W SUNSET BLVD, MAILSTOP #68Los Angeles, CA 90027-6062
Mailing Address4650 W Sunset Blvd, Mailstop #68Los Angeles, CA 90027-6062
Phone(323) 361-2122
Sole ProprietorYes
Enumeration DateMay 19, 2016
✔ NPI 1053768093 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A140369
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
4650 W SUNSET BLVD, Los Angeles, CA 90027
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Hilary Ong is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 90027 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.46/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability76
Improvement Activities40
Cost46.68

Other Providers at the Same Location NPPES 20

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

DR. MARK HENDRIK CORDEN M.D.
Pediatrics
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (323) 361-8893
MS. ROBERTA MIYEKO KATO MD
Pediatrics (Pediatric Pulmonology)
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (323) 361-2101
CHILDREN'S HOSPITAL LOS ANGELES
General Acute Care Hospital (Children)
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (323) 361-3644
JESSICA ELIZABETH GREIM DPT, PT
Physical Therapist (Pediatrics)
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (310) 361-2118
MOLLY CEVASCO PH.D., BCBA
Psychologist (Clinical Child & Adolescent)
4650 W SUNSET BLVD, MS #53
LOS ANGELES, CA 90027
Los Angeles County (323) 361-3849
GINNY KIM THAN NP
Nurse Practitioner (Pediatrics)
4650 W SUNSET BLVD, MS #81
LOS ANGELES, CA 90027
Los Angeles County (323) 361-3033
DOUGLAS SHAPIRO MD
Pediatrics (Pediatric Emergency Medicine)
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (323) 660-2450
ALEXANDRA LYNN JOSTES MD
Student in an Organized Health Care Education/Training Program
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Los Angeles County (323) 361-2122

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 Hilary Ong's NPI number?

The NPI number for Hilary Ong is 1053768093. It was assigned to this individual provider in the NPPES registry on May 19, 2016.

Where is Hilary Ong located?

Hilary Ong practices at 4650 W Sunset Blvd Mailstop #68, Los Angeles, CA 90027. The listed phone number is (323) 361-2122.

What is Hilary Ong's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Hilary Ong enrolled in Medicare?

Yes. Hilary Ong is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Hilary Ong was last updated on May 19, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years 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.