1. Home
  2. Directory
  3. California
  4. Fountain Valley
  5. Dentist
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. SARAH SUN YOUNG WANG DDS
NPI 1780100065
Dentist - General Practice in Fountain Valley, CA

Active since August 17, 2017PECOS Enrolled
17991 EUCLID ST, FOUNTAIN VALLEY, CA 92708(714) 378-0085 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 23, 2026, Oct 19, 2022, Aug 17, 2017 (3 updates tracked since 2017).

About Dr. Sarah Sun Young Wang Dds NPPES

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

DR. SARAH SUN YOUNG WANG DDS (NPI 1780100065) is an individual general practice provider in Fountain Valley, California, licensed in New Mexico (DD4784) and active in the NPI registry since August 2017. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1780100065
Entity TypeIndividualFemale
Primary Taxonomy1223G0001X
Provider Legal NameDR. SARAH SUN YOUNG WANGCredential: DDS
Location Address17991 EUCLID STFountain Valley, CA 92708-5409
Mailing Address5611 Driftwood AveLa Palma, CA 90623-1832 · (310) 429-4563
Phone(714) 378-0085
Sole ProprietorNo
Enumeration DateAugust 17, 2017
Last NPPES UpdateJuly 23, 20263 updates tracked since enumeration
NPPES CertifiedJuly 23, 2026
✔ NPI 1780100065 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in NM · DD4784
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.
17991 EUCLID ST, Fountain Valley, CA 92708
Open in Google Maps ↗

Other Names 1

Former Name (1)Sun Young Park Dds

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.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. Sarah Sun Young Wang 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 92708 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.

NARJES AHMADI
Dentist
17991 EUCLID ST
FOUNTAIN VALLEY, CA 92708
Orange County (714) 378-0085
KRYSTAL PHAM DDS, INC
Dentist
17991 EUCLID ST
FOUNTAIN VALLEY, CA 92708
Orange County (714) 378-0085

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 Sarah Wang's NPI number?

The NPI number for Sarah Wang is 1780100065. It was assigned to this individual provider in the NPPES registry on August 17, 2017. The provider is also known as Sun Young Park Dds.

Where is Sarah Wang located?

Sarah Wang practices at 17991 Euclid St, Fountain Valley, CA 92708. The listed phone number is (714) 378-0085.

What is Sarah Wang's specialty?

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

Is Sarah Wang enrolled in Medicare?

Yes. Sarah Wang is registered in the Medicare PECOS enrollment system.

What insurance does Sarah Wang accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, HRI Dental & Vision and Paramount and 1 other insurer list Sarah Wang 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 Sarah Wang was last updated on July 23, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.