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CAROL WONG D.D.S., M.S.
NPI 1679508493
Dentist - Periodontics in Pleasant Hill, CA

Active since July 11, 2006Opted out of Medicare · through Nov 3, 2027
401 GREGORY LN, SUITE 130, PLEASANT HILL, CA 94523(925) 681-1801(925) 681-1802 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Carol Wong D.d.s., M.s. NPPES

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

CAROL WONG D.D.S., M.S. (NPI 1679508493) is an individual periodontics provider in Pleasant Hill, California, licensed in California (39353) and active in the NPI registry since July 2006. She has opted out of Medicare through November 3, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1679508493
Entity TypeIndividualFemale
Primary Taxonomy1223P0300X
Provider Legal NameCAROL WONGCredential: D.D.S., M.S.
Location Address401 GREGORY LN, SUITE 130Pleasant Hill, CA 94523-2800
Mailing Address401 Gregory Ln, Suite 130Pleasant Hill, CA 94523-2800 · (925) 681-1801 · Fax (925) 681-1802
Phone(925) 681-1801
Fax(925) 681-1802
Sole ProprietorYes
Enumeration DateJuly 11, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1679508493 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · PeriodonticsDental Providers
Taxonomy Code1223P0300X
License✔ Licensed in CA · 39353
Definition
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.
401 GREGORY LN, Pleasant Hill, CA 94523
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Carol Wong D.d.s., M.s. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from November 3, 2015 through November 3, 2027.

Opt-Out Effective DateNovember 3, 2015
Opt-Out In Effect ThroughNovember 3, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94523 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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 18

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

KENNETH JOSEPH FRAGA DDS
Dentist (General Practice)
401 GREGORY LN, #222
PLEASANT HILL, CA 94523
Contra Costa County (925) 687-0343
DR. RAVINDER S HUNDAL M.D.
Family Medicine
401 GREGORY LN, SUITE 104
PLEASANT HILL, CA 94523
Contra Costa County (925) 682-2401
DR. KEVIN T DOWD DDS
Dentist (General Practice)
401 GREGORY LN, SUITE #112
PLEASANT HILL, CA 94523
Contra Costa County (925) 680-6700
BAY AREA SURGICAL ASSOCIATES, INC
Surgery
401 GREGORY LN, STE 204
PLEASANT HILL, CA 94523
Contra Costa County (925) 798-4606
DR. EILEEN I-CHUN CHENG O.D.
Optometrist
401 GREGORY LN, SUITE 110
PLEASANT HILL, CA 94523
Contra Costa County (925) 687-7638
DR. YEN THI VU DDS
Dentist (General Practice)
401 GREGORY LN, SUITE # 226
PLEASANT HILL, CA 94523
Contra Costa County (925) 689-4404
DR. JEAN YOUNG-YUM KIM D.D.S.
Dentist
401 GREGORY LN
PLEASANT HILL, CA 94523
Contra Costa County (925) 689-1020
DR. KEVIN JUE DONG O.D.
Optometrist
401 GREGORY LN, SUITE 110
PLEASANT HILL, CA 94523
Contra Costa County (925) 687-7638

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 Carol Wong's NPI number?

The NPI number for Carol Wong is 1679508493. It was assigned to this individual provider in the NPPES registry on July 11, 2006.

Where is Carol Wong located?

Carol Wong practices at 401 Gregory Ln Suite 130, Pleasant Hill, CA 94523. The listed phone number is (925) 681-1801.

What is Carol Wong's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

Is Carol Wong enrolled in Medicare?

No. Carol Wong has opted out of Medicare through November 3, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Carol Wong was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.