DR. SANDRA MARIE THONG DDS
NPI 1457030553
Dentist - General Practice in Los Angeles, CA

Active since July 17, 2023PECOS Enrolled
1000 E WASHINGTON BLVD STE 112, LOS ANGELES, CA 90021(213) 973-5180 Get Directions Write a Review

NPPES record last updated: February 2, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Sandra Marie Thong Dds NPPES

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

DR. SANDRA MARIE THONG DDS (NPI 1457030553) is an individual general practice provider in Los Angeles, California, licensed in California (108896) and active in the NPI registry since July 2023. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1457030553
Entity TypeIndividualFemale
Primary Taxonomy1223G0001X
Provider Legal NameDR. SANDRA MARIE THONGCredential: DDS
Location Address1000 E WASHINGTON BLVD STE 112Los Angeles, CA 90021-3070
Mailing Address620 N Olive AveAlhambra, CA 91801-1339 · (626) 320-2542
Sole ProprietorYes
Enumeration DateJuly 17, 2023
Last NPPES UpdateFebruary 2, 2025
NPPES CertifiedFebruary 2, 2025
NPI 1457030553 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License Licensed in CA · 108896
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
1000 E WASHINGTON BLVD STE 112, Los Angeles, CA 90021

Secondary Practice Locations 2

Location 1435 S Melrose Dr Ste 105Vista, CA 92081-6661 · Phone (760) 758-7580
Location 2467 College Blvd Ste 2Oceanside, CA 92057-5436 · Phone (760) 631-3060

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Sandra Marie Thong 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 90021 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 2

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

Dentist
1000 E WASHINGTON BLVD STE 112
LOS ANGELES, CA 90021
Dentist (General Practice)
1000 E WASHINGTON BLVD STE 112
LOS ANGELES, CA 90021

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 Sandra Thong's NPI number?

The NPI number for Sandra Thong is 1457030553. It was assigned to this individual provider in the NPPES registry on July 17, 2023.

Where is Sandra Thong located?

Sandra Thong practices at 1000 E Washington Blvd Ste 112, Los Angeles, CA 90021. The listed phone number is (213) 973-5180.

What is Sandra Thong's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Sandra Thong enrolled in Medicare?

Yes. Sandra Thong is registered in the Medicare PECOS enrollment system.

What insurance does Sandra Thong accept?

Health plans from Anthem Blue Cross and Blue Shield, BEST Life, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 4 other insurers list Sandra Thong as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Sandra Thong was last updated on February 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.