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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

YEON JOO HONG DDS
NPI 1265180905
Dentist - Pediatric Dentistry in Los Angeles, CA

Active since March 11, 2022PECOS Enrolled
2051 MARENGO ST, LOS ANGELES, CA 90033(213) 503-6309 Get Directions Write a Review

NPPES record last updated: October 16, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Oct 16, 2026, Mar 11, 2022 (2 updates tracked since 2022).

About Yeon Joo Hong Dds NPPES

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

YEON JOO HONG DDS (NPI 1265180905) is an individual pediatric dentistry provider in Los Angeles, California, licensed in California (DDS106549) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and maintains a secondary practice location in Los Angeles.

NPPES Registry Identity

NPI1265180905
Entity TypeIndividualFemale
Primary Taxonomy1223P0221X
Provider Legal NameYEON JOO HONGCredential: DDS
Location Address2051 MARENGO STLos Angeles, CA 90033-1352
Mailing Address5483 Burning Tree DrLa Canada, CA 91011-2859
Phone(213) 503-6309
Sole ProprietorNo
Enumeration DateMarch 11, 2022
Last NPPES UpdateOctober 16, 20262 updates tracked since enumeration
NPPES CertifiedOctober 16, 2026
✔ NPI 1265180905 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDentist · Pediatric DentistryDental Providers
Taxonomy Code1223P0221X
License✔ Licensed in CA · DDS106549
Definition
An age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through adolescence, including those with special health care needs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
2051 MARENGO ST, Los Angeles, CA 90033
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Other Names 1

Other Name (5)Ashlee Hong Dds

Secondary Practice Location 1

Location 14650 W Sunset BlvdLos Angeles, CA 90027-6062 · Phone (323) 660-2450

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Yeon Joo Hong Dds 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 90033 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
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
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 20

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

DR. ISHAQUE ALI SYED M.D.
Internal Medicine
2051 MARENGO ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-3147
CANDICE MARIE PALMISANO CNS
Clinical Nurse Specialist
2051 MARENGO ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-8559
HAYLEY DAWN MORGAN
Respiratory Therapist, Registered
2051 MARENGO ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-7928
COUNTY OF LOS ANGELES
Psychiatric Unit
2051 MARENGO ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-2800
SIDNEY STEPHEN SORRELL MD
Student in an Organized Health Care Education/Training Program
2051 MARENGO ST
LOS ANGELES, CA 90033
Los Angeles County (323) 442-1900
MR. PAUL ANDREW SCHMIDT
Respiratory Therapist, Registered (Neonatal/Pediatrics)
2051 MARENGO ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-3281
ALDONIA ANTOINETTE WYLIE SENIOR RCP
Respiratory Therapist, Registered
2051 MARENGO ST
LOS ANGELES, CA 90033
Los Angeles County (562) 385-7687
MAXIMIANO VILLALPANDO NP
Nurse Practitioner (Acute Care)
2051 MARENGO ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-5637

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 Yeon Joo Hong's NPI number?

The NPI number for Yeon Joo Hong is 1265180905. It was assigned to this individual provider in the NPPES registry on March 11, 2022. The provider is also known as Ashlee Hong Dds.

Where is Yeon Joo Hong located?

Yeon Joo Hong practices at 2051 Marengo St, Los Angeles, CA 90033. The listed phone number is (213) 503-6309.

What is Yeon Joo Hong's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Pediatric Dentistry, with taxonomy code 1223P0221X.

Is Yeon Joo Hong enrolled in Medicare?

Yes. Yeon Joo Hong is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Yeon Joo Hong was last updated on October 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 days 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.